Home / 1,001,694.66-1,501,874.28-520,740.42

Finding the Fourth Proportional to 1,001,694.66, 1,501,874.28 and 520,740.42

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Solution

The fourth proportional to 1,001,694.66, 1,501,874.28 and 520,740.42 is: 780,763.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,694.66 : 1,501,874.28 = 520,740.42 : x
  2. Step 2: Convert to fraction form
    1,001,694.66/1,501,874.28 = 520,740.42/x
  3. Step 3: Cross multiply
    1,001,694.66x = 1,501,874.28 × 520,740.42
  4. Step 4: Simplify right side
    1,001,694.66x = 782,086,643,354.40
  5. Step 5: Solve for x
    x = 782,086,643,354.40/1,001,694.66
  6. Step 6: Final answer
    x = 780,763.51

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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.