Home / 1,416,384.72-2,124,908.54-563,504.61

Finding the Fourth Proportional to 1,416,384.72, 2,124,908.54 and 563,504.61

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Solution

The fourth proportional to 1,416,384.72, 2,124,908.54 and 563,504.61 is: 845,388.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,384.72 : 2,124,908.54 = 563,504.61 : x
  2. Step 2: Convert to fraction form
    1,416,384.72/2,124,908.54 = 563,504.61/x
  3. Step 3: Cross multiply
    1,416,384.72x = 2,124,908.54 × 563,504.61
  4. Step 4: Simplify right side
    1,416,384.72x = 1,197,395,755,300.85
  5. Step 5: Solve for x
    x = 1,197,395,755,300.85/1,416,384.72
  6. Step 6: Final answer
    x = 845,388.78

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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.