Home / 916,545.40-1,374,818.10-916,545.40

Finding the Fourth Proportional to 916,545.40, 1,374,818.10 and 916,545.40

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Solution

The fourth proportional to 916,545.40, 1,374,818.10 and 916,545.40 is: 1,374,818.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,545.40 : 1,374,818.10 = 916,545.40 : x
  2. Step 2: Convert to fraction form
    916,545.40/1,374,818.10 = 916,545.40/x
  3. Step 3: Cross multiply
    916,545.40x = 1,374,818.10 × 916,545.40
  4. Step 4: Simplify right side
    916,545.40x = 1,260,083,205,391.74
  5. Step 5: Solve for x
    x = 1,260,083,205,391.74/916,545.40
  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.