Home / 1,691,590.88-2,334,449.52-927,642.64

Finding the Fourth Proportional to 1,691,590.88, 2,334,449.52 and 927,642.64

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Solution

The fourth proportional to 1,691,590.88, 2,334,449.52 and 927,642.64 is: 1,280,176.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,590.88 : 2,334,449.52 = 927,642.64 : x
  2. Step 2: Convert to fraction form
    1,691,590.88/2,334,449.52 = 927,642.64/x
  3. Step 3: Cross multiply
    1,691,590.88x = 2,334,449.52 × 927,642.64
  4. Step 4: Simplify right side
    1,691,590.88x = 2,165,534,915,679.53
  5. Step 5: Solve for x
    x = 2,165,534,915,679.53/1,691,590.88
  6. Step 6: Final answer
    x = 1,280,176.51

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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.