Home / 1,416,385.72-2,124,910.04-563,505.61

Finding the Fourth Proportional to 1,416,385.72, 2,124,910.04 and 563,505.61

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Solution

The fourth proportional to 1,416,385.72, 2,124,910.04 and 563,505.61 is: 845,390.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,385.72 : 2,124,910.04 = 563,505.61 : x
  2. Step 2: Convert to fraction form
    1,416,385.72/2,124,910.04 = 563,505.61/x
  3. Step 3: Cross multiply
    1,416,385.72x = 2,124,910.04 × 563,505.61
  4. Step 4: Simplify right side
    1,416,385.72x = 1,197,398,728,285.32
  5. Step 5: Solve for x
    x = 1,197,398,728,285.32/1,416,385.72
  6. Step 6: Final answer
    x = 845,390.29

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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.