Home / 1,125,962.94-1,688,234.85-955,244.31

Finding the Fourth Proportional to 1,125,962.94, 1,688,234.85 and 955,244.31

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Solution

The fourth proportional to 1,125,962.94, 1,688,234.85 and 955,244.31 is: 1,432,264.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,962.94 : 1,688,234.85 = 955,244.31 : x
  2. Step 2: Convert to fraction form
    1,125,962.94/1,688,234.85 = 955,244.31/x
  3. Step 3: Cross multiply
    1,125,962.94x = 1,688,234.85 × 955,244.31
  4. Step 4: Simplify right side
    1,125,962.94x = 1,612,676,734,406.20
  5. Step 5: Solve for x
    x = 1,612,676,734,406.20/1,125,962.94
  6. Step 6: Final answer
    x = 1,432,264.49

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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.