Home / 1,472,581.62-2,208,626.38-407,731.32

Finding the Fourth Proportional to 1,472,581.62, 2,208,626.38 and 407,731.32

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Solution

The fourth proportional to 1,472,581.62, 2,208,626.38 and 407,731.32 is: 611,528.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,581.62 : 2,208,626.38 = 407,731.32 : x
  2. Step 2: Convert to fraction form
    1,472,581.62/2,208,626.38 = 407,731.32/x
  3. Step 3: Cross multiply
    1,472,581.62x = 2,208,626.38 × 407,731.32
  4. Step 4: Simplify right side
    1,472,581.62x = 900,526,138,261.09
  5. Step 5: Solve for x
    x = 900,526,138,261.09/1,472,581.62
  6. Step 6: Final answer
    x = 611,528.85

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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.