Home / 1,137,054.40-1,703,335.20-737,972.80

Finding the Fourth Proportional to 1,137,054.40, 1,703,335.20 and 737,972.80

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Solution

The fourth proportional to 1,137,054.40, 1,703,335.20 and 737,972.80 is: 1,105,501.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,054.40 : 1,703,335.20 = 737,972.80 : x
  2. Step 2: Convert to fraction form
    1,137,054.40/1,703,335.20 = 737,972.80/x
  3. Step 3: Cross multiply
    1,137,054.40x = 1,703,335.20 × 737,972.80
  4. Step 4: Simplify right side
    1,137,054.40x = 1,257,015,046,882.56
  5. Step 5: Solve for x
    x = 1,257,015,046,882.56/1,137,054.40
  6. Step 6: Final answer
    x = 1,105,501.24

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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.