Home / 1,022,700.76-1,411,375.38-569,995

Finding the Fourth Proportional to 1,022,700.76, 1,411,375.38 and 569,995

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Solution

The fourth proportional to 1,022,700.76, 1,411,375.38 and 569,995 is: 786,620.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,700.76 : 1,411,375.38 = 569,995 : x
  2. Step 2: Convert to fraction form
    1,022,700.76/1,411,375.38 = 569,995/x
  3. Step 3: Cross multiply
    1,022,700.76x = 1,411,375.38 × 569,995
  4. Step 4: Simplify right side
    1,022,700.76x = 804,476,909,723.10
  5. Step 5: Solve for x
    x = 804,476,909,723.10/1,022,700.76
  6. Step 6: Final answer
    x = 786,620.04

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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.