Home / 2,273,813.76-3,137,869.06-1,255,218.50

Finding the Fourth Proportional to 2,273,813.76, 3,137,869.06 and 1,255,218.50

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Solution

The fourth proportional to 2,273,813.76, 3,137,869.06 and 1,255,218.50 is: 1,732,204.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273,813.76 : 3,137,869.06 = 1,255,218.50 : x
  2. Step 2: Convert to fraction form
    2,273,813.76/3,137,869.06 = 1,255,218.50/x
  3. Step 3: Cross multiply
    2,273,813.76x = 3,137,869.06 × 1,255,218.50
  4. Step 4: Simplify right side
    2,273,813.76x = 3,938,711,294,689.61
  5. Step 5: Solve for x
    x = 3,938,711,294,689.61/2,273,813.76
  6. Step 6: Final answer
    x = 1,732,204.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.