Home / 3,669,278.80-5,503,918.20-973,598.80

Finding the Fourth Proportional to 3,669,278.80, 5,503,918.20 and 973,598.80

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Solution

The fourth proportional to 3,669,278.80, 5,503,918.20 and 973,598.80 is: 1,460,398.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,278.80 : 5,503,918.20 = 973,598.80 : x
  2. Step 2: Convert to fraction form
    3,669,278.80/5,503,918.20 = 973,598.80/x
  3. Step 3: Cross multiply
    3,669,278.80x = 5,503,918.20 × 973,598.80
  4. Step 4: Simplify right side
    3,669,278.80x = 5,358,608,154,818.16
  5. Step 5: Solve for x
    x = 5,358,608,154,818.16/3,669,278.80
  6. Step 6: Final answer
    x = 1,460,398.20

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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.