Home / 1,494,382.80-2,061,624.24-978,262.95

Finding the Fourth Proportional to 1,494,382.80, 2,061,624.24 and 978,262.95

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Solution

The fourth proportional to 1,494,382.80, 2,061,624.24 and 978,262.95 is: 1,349,594.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,382.80 : 2,061,624.24 = 978,262.95 : x
  2. Step 2: Convert to fraction form
    1,494,382.80/2,061,624.24 = 978,262.95/x
  3. Step 3: Cross multiply
    1,494,382.80x = 2,061,624.24 × 978,262.95
  4. Step 4: Simplify right side
    1,494,382.80x = 2,016,810,610,813.91
  5. Step 5: Solve for x
    x = 2,016,810,610,813.91/1,494,382.80
  6. Step 6: Final answer
    x = 1,349,594.37

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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.