Home / 1,102,721.60-1,654,082.40-437,873.60

Finding the Fourth Proportional to 1,102,721.60, 1,654,082.40 and 437,873.60

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Solution

The fourth proportional to 1,102,721.60, 1,654,082.40 and 437,873.60 is: 656,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,721.60 : 1,654,082.40 = 437,873.60 : x
  2. Step 2: Convert to fraction form
    1,102,721.60/1,654,082.40 = 437,873.60/x
  3. Step 3: Cross multiply
    1,102,721.60x = 1,654,082.40 × 437,873.60
  4. Step 4: Simplify right side
    1,102,721.60x = 724,279,015,184.64
  5. Step 5: Solve for x
    x = 724,279,015,184.64/1,102,721.60
  6. Step 6: Final answer
    x = 656,810.40

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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.