Home / 1,060,786.92-1,591,184.70-429,712.68

Finding the Fourth Proportional to 1,060,786.92, 1,591,184.70 and 429,712.68

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Solution

The fourth proportional to 1,060,786.92, 1,591,184.70 and 429,712.68 is: 644,570.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,786.92 : 1,591,184.70 = 429,712.68 : x
  2. Step 2: Convert to fraction form
    1,060,786.92/1,591,184.70 = 429,712.68/x
  3. Step 3: Cross multiply
    1,060,786.92x = 1,591,184.70 × 429,712.68
  4. Step 4: Simplify right side
    1,060,786.92x = 683,752,241,812.00
  5. Step 5: Solve for x
    x = 683,752,241,812.00/1,060,786.92
  6. Step 6: Final answer
    x = 644,570.77

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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.