Home / 996,545.80-1,491,708.30-785,038.60

Finding the Fourth Proportional to 996,545.80, 1,491,708.30 and 785,038.60

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Solution

The fourth proportional to 996,545.80, 1,491,708.30 and 785,038.60 is: 1,175,107.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,545.80 : 1,491,708.30 = 785,038.60 : x
  2. Step 2: Convert to fraction form
    996,545.80/1,491,708.30 = 785,038.60/x
  3. Step 3: Cross multiply
    996,545.80x = 1,491,708.30 × 785,038.60
  4. Step 4: Simplify right side
    996,545.80x = 1,171,048,595,440.38
  5. Step 5: Solve for x
    x = 1,171,048,595,440.38/996,545.80
  6. Step 6: Final answer
    x = 1,175,107.65

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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.