Home / 1,448,061.80-2,172,443.86-437,123.36

Finding the Fourth Proportional to 1,448,061.80, 2,172,443.86 and 437,123.36

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Solution

The fourth proportional to 1,448,061.80, 2,172,443.86 and 437,123.36 is: 655,791.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,061.80 : 2,172,443.86 = 437,123.36 : x
  2. Step 2: Convert to fraction form
    1,448,061.80/2,172,443.86 = 437,123.36/x
  3. Step 3: Cross multiply
    1,448,061.80x = 2,172,443.86 × 437,123.36
  4. Step 4: Simplify right side
    1,448,061.80x = 949,625,959,494.57
  5. Step 5: Solve for x
    x = 949,625,959,494.57/1,448,061.80
  6. Step 6: Final answer
    x = 655,791.04

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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.