Home / 922,766.20-1,384,149.30-916,545.40

Finding the Fourth Proportional to 922,766.20, 1,384,149.30 and 916,545.40

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Solution

The fourth proportional to 922,766.20, 1,384,149.30 and 916,545.40 is: 1,374,818.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,766.20 : 1,384,149.30 = 916,545.40 : x
  2. Step 2: Convert to fraction form
    922,766.20/1,384,149.30 = 916,545.40/x
  3. Step 3: Cross multiply
    922,766.20x = 1,384,149.30 × 916,545.40
  4. Step 4: Simplify right side
    922,766.20x = 1,268,635,673,828.22
  5. Step 5: Solve for x
    x = 1,268,635,673,828.22/922,766.20
  6. Step 6: Final answer
    x = 1,374,818.10

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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.