Home / 1,102,877.20-1,654,510.20-393,317.20

Finding the Fourth Proportional to 1,102,877.20, 1,654,510.20 and 393,317.20

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Solution

The fourth proportional to 1,102,877.20, 1,654,510.20 and 393,317.20 is: 590,045.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,877.20 : 1,654,510.20 = 393,317.20 : x
  2. Step 2: Convert to fraction form
    1,102,877.20/1,654,510.20 = 393,317.20/x
  3. Step 3: Cross multiply
    1,102,877.20x = 1,654,510.20 × 393,317.20
  4. Step 4: Simplify right side
    1,102,877.20x = 650,747,319,235.44
  5. Step 5: Solve for x
    x = 650,747,319,235.44/1,102,877.20
  6. Step 6: Final answer
    x = 590,045.13

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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.