Home / 1,001,711.77-1,502,742.62-440,731.69

Finding the Fourth Proportional to 1,001,711.77, 1,502,742.62 and 440,731.69

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Solution

The fourth proportional to 1,001,711.77, 1,502,742.62 and 440,731.69 is: 661,174.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,711.77 : 1,502,742.62 = 440,731.69 : x
  2. Step 2: Convert to fraction form
    1,001,711.77/1,502,742.62 = 440,731.69/x
  3. Step 3: Cross multiply
    1,001,711.77x = 1,502,742.62 × 440,731.69
  4. Step 4: Simplify right side
    1,001,711.77x = 662,306,291,892.60
  5. Step 5: Solve for x
    x = 662,306,291,892.60/1,001,711.77
  6. Step 6: Final answer
    x = 661,174.51

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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.