Home / 1,124,872.25-1,553,048.03-1,003,805.39

Finding the Fourth Proportional to 1,124,872.25, 1,553,048.03 and 1,003,805.39

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Solution

The fourth proportional to 1,124,872.25, 1,553,048.03 and 1,003,805.39 is: 1,385,897.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,872.25 : 1,553,048.03 = 1,003,805.39 : x
  2. Step 2: Convert to fraction form
    1,124,872.25/1,553,048.03 = 1,003,805.39/x
  3. Step 3: Cross multiply
    1,124,872.25x = 1,553,048.03 × 1,003,805.39
  4. Step 4: Simplify right side
    1,124,872.25x = 1,558,957,989,835.02
  5. Step 5: Solve for x
    x = 1,558,957,989,835.02/1,124,872.25
  6. Step 6: Final answer
    x = 1,385,897.82

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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.