Home / 1,162,387.20-1,743,235.20-452,006.40

Finding the Fourth Proportional to 1,162,387.20, 1,743,235.20 and 452,006.40

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Solution

The fourth proportional to 1,162,387.20, 1,743,235.20 and 452,006.40 is: 677,875.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,387.20 : 1,743,235.20 = 452,006.40 : x
  2. Step 2: Convert to fraction form
    1,162,387.20/1,743,235.20 = 452,006.40/x
  3. Step 3: Cross multiply
    1,162,387.20x = 1,743,235.20 × 452,006.40
  4. Step 4: Simplify right side
    1,162,387.20x = 787,953,467,105.28
  5. Step 5: Solve for x
    x = 787,953,467,105.28/1,162,387.20
  6. Step 6: Final answer
    x = 677,875.21

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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.