Home / 1,140,249.10-1,573,710.69-656,720.14

Finding the Fourth Proportional to 1,140,249.10, 1,573,710.69 and 656,720.14

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Solution

The fourth proportional to 1,140,249.10, 1,573,710.69 and 656,720.14 is: 906,369.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,249.10 : 1,573,710.69 = 656,720.14 : x
  2. Step 2: Convert to fraction form
    1,140,249.10/1,573,710.69 = 656,720.14/x
  3. Step 3: Cross multiply
    1,140,249.10x = 1,573,710.69 × 656,720.14
  4. Step 4: Simplify right side
    1,140,249.10x = 1,033,487,504,656.30
  5. Step 5: Solve for x
    x = 1,033,487,504,656.30/1,140,249.10
  6. Step 6: Final answer
    x = 906,369.94

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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.