Home / 1,503,175.74-2,074,385.30-814,845.48

Finding the Fourth Proportional to 1,503,175.74, 2,074,385.30 and 814,845.48

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Solution

The fourth proportional to 1,503,175.74, 2,074,385.30 and 814,845.48 is: 1,124,488.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,175.74 : 2,074,385.30 = 814,845.48 : x
  2. Step 2: Convert to fraction form
    1,503,175.74/2,074,385.30 = 814,845.48/x
  3. Step 3: Cross multiply
    1,503,175.74x = 2,074,385.30 × 814,845.48
  4. Step 4: Simplify right side
    1,503,175.74x = 1,690,303,471,037.29
  5. Step 5: Solve for x
    x = 1,690,303,471,037.29/1,503,175.74
  6. Step 6: Final answer
    x = 1,124,488.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.