Home / 1,707,494.72-2,561,387.52-509,339.84

Finding the Fourth Proportional to 1,707,494.72, 2,561,387.52 and 509,339.84

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Solution

The fourth proportional to 1,707,494.72, 2,561,387.52 and 509,339.84 is: 764,053.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,494.72 : 2,561,387.52 = 509,339.84 : x
  2. Step 2: Convert to fraction form
    1,707,494.72/2,561,387.52 = 509,339.84/x
  3. Step 3: Cross multiply
    1,707,494.72x = 2,561,387.52 × 509,339.84
  4. Step 4: Simplify right side
    1,707,494.72x = 1,304,616,709,614.80
  5. Step 5: Solve for x
    x = 1,304,616,709,614.80/1,707,494.72
  6. Step 6: Final answer
    x = 764,053.14

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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.