Home / 1,740,142.20-2,608,139.70-729,262.20

Finding the Fourth Proportional to 1,740,142.20, 2,608,139.70 and 729,262.20

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Solution

The fourth proportional to 1,740,142.20, 2,608,139.70 and 729,262.20 is: 1,093,024.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740,142.20 : 2,608,139.70 = 729,262.20 : x
  2. Step 2: Convert to fraction form
    1,740,142.20/2,608,139.70 = 729,262.20/x
  3. Step 3: Cross multiply
    1,740,142.20x = 2,608,139.70 × 729,262.20
  4. Step 4: Simplify right side
    1,740,142.20x = 1,902,017,695,529.34
  5. Step 5: Solve for x
    x = 1,902,017,695,529.34/1,740,142.20
  6. Step 6: Final answer
    x = 1,093,024.29

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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.