Home / 1,417,713.88-1,955,866.62-866,142.76

Finding the Fourth Proportional to 1,417,713.88, 1,955,866.62 and 866,142.76

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Solution

The fourth proportional to 1,417,713.88, 1,955,866.62 and 866,142.76 is: 1,194,923.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,713.88 : 1,955,866.62 = 866,142.76 : x
  2. Step 2: Convert to fraction form
    1,417,713.88/1,955,866.62 = 866,142.76/x
  3. Step 3: Cross multiply
    1,417,713.88x = 1,955,866.62 × 866,142.76
  4. Step 4: Simplify right side
    1,417,713.88x = 1,694,059,712,438.67
  5. Step 5: Solve for x
    x = 1,694,059,712,438.67/1,417,713.88
  6. Step 6: Final answer
    x = 1,194,923.56

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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.