Home / 1,071,977.61-1,607,956.68-472,939.29

Finding the Fourth Proportional to 1,071,977.61, 1,607,956.68 and 472,939.29

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Solution

The fourth proportional to 1,071,977.61, 1,607,956.68 and 472,939.29 is: 709,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,977.61 : 1,607,956.68 = 472,939.29 : x
  2. Step 2: Convert to fraction form
    1,071,977.61/1,607,956.68 = 472,939.29/x
  3. Step 3: Cross multiply
    1,071,977.61x = 1,607,956.68 × 472,939.29
  4. Step 4: Simplify right side
    1,071,977.61x = 760,465,890,589.96
  5. Step 5: Solve for x
    x = 760,465,890,589.96/1,071,977.61
  6. Step 6: Final answer
    x = 709,404.64

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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.