Home / 1,520,182.26-2,275,727.31-919,324.98

Finding the Fourth Proportional to 1,520,182.26, 2,275,727.31 and 919,324.98

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Solution

The fourth proportional to 1,520,182.26, 2,275,727.31 and 919,324.98 is: 1,376,238.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,182.26 : 2,275,727.31 = 919,324.98 : x
  2. Step 2: Convert to fraction form
    1,520,182.26/2,275,727.31 = 919,324.98/x
  3. Step 3: Cross multiply
    1,520,182.26x = 2,275,727.31 × 919,324.98
  4. Step 4: Simplify right side
    1,520,182.26x = 2,092,132,963,751.20
  5. Step 5: Solve for x
    x = 2,092,132,963,751.20/1,520,182.26
  6. Step 6: Final answer
    x = 1,376,238.24

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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.