Home / 1,026,789.92-1,537,031.98-645,927.38

Finding the Fourth Proportional to 1,026,789.92, 1,537,031.98 and 645,927.38

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Solution

The fourth proportional to 1,026,789.92, 1,537,031.98 and 645,927.38 is: 966,907.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,789.92 : 1,537,031.98 = 645,927.38 : x
  2. Step 2: Convert to fraction form
    1,026,789.92/1,537,031.98 = 645,927.38/x
  3. Step 3: Cross multiply
    1,026,789.92x = 1,537,031.98 × 645,927.38
  4. Step 4: Simplify right side
    1,026,789.92x = 992,811,039,817.61
  5. Step 5: Solve for x
    x = 992,811,039,817.61/1,026,789.92
  6. Step 6: Final answer
    x = 966,907.66

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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.