Home / 1,124,873.25-1,553,049.41-1,003,806.39

Finding the Fourth Proportional to 1,124,873.25, 1,553,049.41 and 1,003,806.39

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Solution

The fourth proportional to 1,124,873.25, 1,553,049.41 and 1,003,806.39 is: 1,385,899.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,873.25 : 1,553,049.41 = 1,003,806.39 : x
  2. Step 2: Convert to fraction form
    1,124,873.25/1,553,049.41 = 1,003,806.39/x
  3. Step 3: Cross multiply
    1,124,873.25x = 1,553,049.41 × 1,003,806.39
  4. Step 4: Simplify right side
    1,124,873.25x = 1,558,960,921,743.73
  5. Step 5: Solve for x
    x = 1,558,960,921,743.73/1,124,873.25
  6. Step 6: Final answer
    x = 1,385,899.19

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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.