Home / 2,102,987.67-3,154,480.35-505,550.28

Finding the Fourth Proportional to 2,102,987.67, 3,154,480.35 and 505,550.28

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Solution

The fourth proportional to 2,102,987.67, 3,154,480.35 and 505,550.28 is: 758,325.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,987.67 : 3,154,480.35 = 505,550.28 : x
  2. Step 2: Convert to fraction form
    2,102,987.67/3,154,480.35 = 505,550.28/x
  3. Step 3: Cross multiply
    2,102,987.67x = 3,154,480.35 × 505,550.28
  4. Step 4: Simplify right side
    2,102,987.67x = 1,594,748,424,197.00
  5. Step 5: Solve for x
    x = 1,594,748,424,197.00/2,102,987.67
  6. Step 6: Final answer
    x = 758,325.14

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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.