Home / 1,036,205.30-1,553,847.15-475,411.70

Finding the Fourth Proportional to 1,036,205.30, 1,553,847.15 and 475,411.70

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Solution

The fourth proportional to 1,036,205.30, 1,553,847.15 and 475,411.70 is: 712,906.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,205.30 : 1,553,847.15 = 475,411.70 : x
  2. Step 2: Convert to fraction form
    1,036,205.30/1,553,847.15 = 475,411.70/x
  3. Step 3: Cross multiply
    1,036,205.30x = 1,553,847.15 × 475,411.70
  4. Step 4: Simplify right side
    1,036,205.30x = 738,717,115,121.66
  5. Step 5: Solve for x
    x = 738,717,115,121.66/1,036,205.30
  6. Step 6: Final answer
    x = 712,906.13

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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.