Home / 1,320,447.30-1,974,450.15-984,524.10

Finding the Fourth Proportional to 1,320,447.30, 1,974,450.15 and 984,524.10

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Solution

The fourth proportional to 1,320,447.30, 1,974,450.15 and 984,524.10 is: 1,472,147.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,447.30 : 1,974,450.15 = 984,524.10 : x
  2. Step 2: Convert to fraction form
    1,320,447.30/1,974,450.15 = 984,524.10/x
  3. Step 3: Cross multiply
    1,320,447.30x = 1,974,450.15 × 984,524.10
  4. Step 4: Simplify right side
    1,320,447.30x = 1,943,893,756,923.61
  5. Step 5: Solve for x
    x = 1,943,893,756,923.61/1,320,447.30
  6. Step 6: Final answer
    x = 1,472,147.93

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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.