Home / 1,240,102.52-1,859,429.80-481,057.04

Finding the Fourth Proportional to 1,240,102.52, 1,859,429.80 and 481,057.04

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Solution

The fourth proportional to 1,240,102.52, 1,859,429.80 and 481,057.04 is: 721,304.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,102.52 : 1,859,429.80 = 481,057.04 : x
  2. Step 2: Convert to fraction form
    1,240,102.52/1,859,429.80 = 481,057.04/x
  3. Step 3: Cross multiply
    1,240,102.52x = 1,859,429.80 × 481,057.04
  4. Step 4: Simplify right side
    1,240,102.52x = 894,491,795,675.79
  5. Step 5: Solve for x
    x = 894,491,795,675.79/1,240,102.52
  6. Step 6: Final answer
    x = 721,304.72

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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.