Home / 2,719,470.36-4,079,670.26-1,121,159.73

Finding the Fourth Proportional to 2,719,470.36, 4,079,670.26 and 1,121,159.73

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Solution

The fourth proportional to 2,719,470.36, 4,079,670.26 and 1,121,159.73 is: 1,681,931.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,470.36 : 4,079,670.26 = 1,121,159.73 : x
  2. Step 2: Convert to fraction form
    2,719,470.36/4,079,670.26 = 1,121,159.73/x
  3. Step 3: Cross multiply
    2,719,470.36x = 4,079,670.26 × 1,121,159.73
  4. Step 4: Simplify right side
    2,719,470.36x = 4,573,962,007,190.63
  5. Step 5: Solve for x
    x = 4,573,962,007,190.63/2,719,470.36
  6. Step 6: Final answer
    x = 1,681,931.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.