Home / 1,145,553.40-1,718,330.10-984,590.20

Finding the Fourth Proportional to 1,145,553.40, 1,718,330.10 and 984,590.20

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Solution

The fourth proportional to 1,145,553.40, 1,718,330.10 and 984,590.20 is: 1,476,885.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,553.40 : 1,718,330.10 = 984,590.20 : x
  2. Step 2: Convert to fraction form
    1,145,553.40/1,718,330.10 = 984,590.20/x
  3. Step 3: Cross multiply
    1,145,553.40x = 1,718,330.10 × 984,590.20
  4. Step 4: Simplify right side
    1,145,553.40x = 1,691,850,976,825.02
  5. Step 5: Solve for x
    x = 1,691,850,976,825.02/1,145,553.40
  6. Step 6: Final answer
    x = 1,476,885.30

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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.