Home / 3,743,412.60-5,615,118.90-3,113,556.60

Finding the Fourth Proportional to 3,743,412.60, 5,615,118.90 and 3,113,556.60

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Solution

The fourth proportional to 3,743,412.60, 5,615,118.90 and 3,113,556.60 is: 4,670,334.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743,412.60 : 5,615,118.90 = 3,113,556.60 : x
  2. Step 2: Convert to fraction form
    3,743,412.60/5,615,118.90 = 3,113,556.60/x
  3. Step 3: Cross multiply
    3,743,412.60x = 5,615,118.90 × 3,113,556.60
  4. Step 4: Simplify right side
    3,743,412.60x = 17,482,990,510,879.74
  5. Step 5: Solve for x
    x = 17,482,990,510,879.74/3,743,412.60
  6. Step 6: Final answer
    x = 4,670,334.90

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.