Home / 1,178,854.25-1,768,967.54-495,691.72

Finding the Fourth Proportional to 1,178,854.25, 1,768,967.54 and 495,691.72

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Solution

The fourth proportional to 1,178,854.25, 1,768,967.54 and 495,691.72 is: 743,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,854.25 : 1,768,967.54 = 495,691.72 : x
  2. Step 2: Convert to fraction form
    1,178,854.25/1,768,967.54 = 495,691.72/x
  3. Step 3: Cross multiply
    1,178,854.25x = 1,768,967.54 × 495,691.72
  4. Step 4: Simplify right side
    1,178,854.25x = 876,862,557,484.74
  5. Step 5: Solve for x
    x = 876,862,557,484.74/1,178,854.25
  6. Step 6: Final answer
    x = 743,826.10

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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.