Home / 1,414,963.40-1,948,930.08-1,087,650.32

Finding the Fourth Proportional to 1,414,963.40, 1,948,930.08 and 1,087,650.32

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Solution

The fourth proportional to 1,414,963.40, 1,948,930.08 and 1,087,650.32 is: 1,498,098.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,963.40 : 1,948,930.08 = 1,087,650.32 : x
  2. Step 2: Convert to fraction form
    1,414,963.40/1,948,930.08 = 1,087,650.32/x
  3. Step 3: Cross multiply
    1,414,963.40x = 1,948,930.08 × 1,087,650.32
  4. Step 4: Simplify right side
    1,414,963.40x = 2,119,754,425,169.63
  5. Step 5: Solve for x
    x = 2,119,754,425,169.63/1,414,963.40
  6. Step 6: Final answer
    x = 1,498,098.41

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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.