Home / 1,239,562.80-1,859,344.20-1,082,098.80

Finding the Fourth Proportional to 1,239,562.80, 1,859,344.20 and 1,082,098.80

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Solution

The fourth proportional to 1,239,562.80, 1,859,344.20 and 1,082,098.80 is: 1,623,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,562.80 : 1,859,344.20 = 1,082,098.80 : x
  2. Step 2: Convert to fraction form
    1,239,562.80/1,859,344.20 = 1,082,098.80/x
  3. Step 3: Cross multiply
    1,239,562.80x = 1,859,344.20 × 1,082,098.80
  4. Step 4: Simplify right side
    1,239,562.80x = 2,011,994,127,606.96
  5. Step 5: Solve for x
    x = 2,011,994,127,606.96/1,239,562.80
  6. Step 6: Final answer
    x = 1,623,148.20

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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.