Home / 1,140,504.28-1,573,720.58-656,974.98

Finding the Fourth Proportional to 1,140,504.28, 1,573,720.58 and 656,974.98

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Solution

The fourth proportional to 1,140,504.28, 1,573,720.58 and 656,974.98 is: 906,524.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,504.28 : 1,573,720.58 = 656,974.98 : x
  2. Step 2: Convert to fraction form
    1,140,504.28/1,573,720.58 = 656,974.98/x
  3. Step 3: Cross multiply
    1,140,504.28x = 1,573,720.58 × 656,974.98
  4. Step 4: Simplify right side
    1,140,504.28x = 1,033,895,046,571.09
  5. Step 5: Solve for x
    x = 1,033,895,046,571.09/1,140,504.28
  6. Step 6: Final answer
    x = 906,524.48

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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.