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Finding the Fourth Proportional to 1,063,710.13, 1,595,579.10 and 353,738.11

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Solution

The fourth proportional to 1,063,710.13, 1,595,579.10 and 353,738.11 is: 530,611.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,710.13 : 1,595,579.10 = 353,738.11 : x
  2. Step 2: Convert to fraction form
    1,063,710.13/1,595,579.10 = 353,738.11/x
  3. Step 3: Cross multiply
    1,063,710.13x = 1,595,579.10 × 353,738.11
  4. Step 4: Simplify right side
    1,063,710.13x = 564,417,135,189.50
  5. Step 5: Solve for x
    x = 564,417,135,189.50/1,063,710.13
  6. Step 6: Final answer
    x = 530,611.79

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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.