Home / 1,417,712.88-1,955,865.24-866,141.76

Finding the Fourth Proportional to 1,417,712.88, 1,955,865.24 and 866,141.76

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Solution

The fourth proportional to 1,417,712.88, 1,955,865.24 and 866,141.76 is: 1,194,922.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,712.88 : 1,955,865.24 = 866,141.76 : x
  2. Step 2: Convert to fraction form
    1,417,712.88/1,955,865.24 = 866,141.76/x
  3. Step 3: Cross multiply
    1,417,712.88x = 1,955,865.24 × 866,141.76
  4. Step 4: Simplify right side
    1,417,712.88x = 1,694,056,561,296.42
  5. Step 5: Solve for x
    x = 1,694,056,561,296.42/1,417,712.88
  6. Step 6: Final answer
    x = 1,194,922.18

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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.