Home / 1,247,614.19-1,872,080.62-885,217.83

Finding the Fourth Proportional to 1,247,614.19, 1,872,080.62 and 885,217.83

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Solution

The fourth proportional to 1,247,614.19, 1,872,080.62 and 885,217.83 is: 1,328,294.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,614.19 : 1,872,080.62 = 885,217.83 : x
  2. Step 2: Convert to fraction form
    1,247,614.19/1,872,080.62 = 885,217.83/x
  3. Step 3: Cross multiply
    1,247,614.19x = 1,872,080.62 × 885,217.83
  4. Step 4: Simplify right side
    1,247,614.19x = 1,657,199,150,297.91
  5. Step 5: Solve for x
    x = 1,657,199,150,297.91/1,247,614.19
  6. Step 6: Final answer
    x = 1,328,294.56

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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.