Home / 1,261,997.28-1,893,034.35-493,464.30

Finding the Fourth Proportional to 1,261,997.28, 1,893,034.35 and 493,464.30

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Solution

The fourth proportional to 1,261,997.28, 1,893,034.35 and 493,464.30 is: 740,211.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,997.28 : 1,893,034.35 = 493,464.30 : x
  2. Step 2: Convert to fraction form
    1,261,997.28/1,893,034.35 = 493,464.30/x
  3. Step 3: Cross multiply
    1,261,997.28x = 1,893,034.35 × 493,464.30
  4. Step 4: Simplify right side
    1,261,997.28x = 934,144,870,398.71
  5. Step 5: Solve for x
    x = 934,144,870,398.71/1,261,997.28
  6. Step 6: Final answer
    x = 740,211.48

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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.