Home / 1,513,273.44-2,265,905.52-913,432.80

Finding the Fourth Proportional to 1,513,273.44, 2,265,905.52 and 913,432.80

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Solution

The fourth proportional to 1,513,273.44, 2,265,905.52 and 913,432.80 is: 1,367,731.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,273.44 : 2,265,905.52 = 913,432.80 : x
  2. Step 2: Convert to fraction form
    1,513,273.44/2,265,905.52 = 913,432.80/x
  3. Step 3: Cross multiply
    1,513,273.44x = 2,265,905.52 × 913,432.80
  4. Step 4: Simplify right side
    1,513,273.44x = 2,069,752,423,669.06
  5. Step 5: Solve for x
    x = 2,069,752,423,669.06/1,513,273.44
  6. Step 6: Final answer
    x = 1,367,731.94

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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.