Home / 955,253.40-1,432,880.10-918,511.80

Finding the Fourth Proportional to 955,253.40, 1,432,880.10 and 918,511.80

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Solution

The fourth proportional to 955,253.40, 1,432,880.10 and 918,511.80 is: 1,377,767.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,253.40 : 1,432,880.10 = 918,511.80 : x
  2. Step 2: Convert to fraction form
    955,253.40/1,432,880.10 = 918,511.80/x
  3. Step 3: Cross multiply
    955,253.40x = 1,432,880.10 × 918,511.80
  4. Step 4: Simplify right side
    955,253.40x = 1,316,117,279,835.18
  5. Step 5: Solve for x
    x = 1,316,117,279,835.18/955,253.40
  6. Step 6: Final answer
    x = 1,377,767.70

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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.