Home / 918,152.10-1,377,228.15-749,862.45

Finding the Fourth Proportional to 918,152.10, 1,377,228.15 and 749,862.45

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Solution

The fourth proportional to 918,152.10, 1,377,228.15 and 749,862.45 is: 1,124,793.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,152.10 : 1,377,228.15 = 749,862.45 : x
  2. Step 2: Convert to fraction form
    918,152.10/1,377,228.15 = 749,862.45/x
  3. Step 3: Cross multiply
    918,152.10x = 1,377,228.15 × 749,862.45
  4. Step 4: Simplify right side
    918,152.10x = 1,032,731,674,767.97
  5. Step 5: Solve for x
    x = 1,032,731,674,767.97/918,152.10
  6. Step 6: Final answer
    x = 1,124,793.68

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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.