Home / 1,448,491.70-2,172,737.55-913,114.10

Finding the Fourth Proportional to 1,448,491.70, 2,172,737.55 and 913,114.10

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Solution

The fourth proportional to 1,448,491.70, 2,172,737.55 and 913,114.10 is: 1,369,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,491.70 : 2,172,737.55 = 913,114.10 : x
  2. Step 2: Convert to fraction form
    1,448,491.70/2,172,737.55 = 913,114.10/x
  3. Step 3: Cross multiply
    1,448,491.70x = 2,172,737.55 × 913,114.10
  4. Step 4: Simplify right side
    1,448,491.70x = 1,983,957,292,504.45
  5. Step 5: Solve for x
    x = 1,983,957,292,504.45/1,448,491.70
  6. Step 6: Final answer
    x = 1,369,671.15

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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.