Home / 1,218,591-1,681,713.36-735,145.77

Finding the Fourth Proportional to 1,218,591, 1,681,713.36 and 735,145.77

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Solution

The fourth proportional to 1,218,591, 1,681,713.36 and 735,145.77 is: 1,014,536.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,591 : 1,681,713.36 = 735,145.77 : x
  2. Step 2: Convert to fraction form
    1,218,591/1,681,713.36 = 735,145.77/x
  3. Step 3: Cross multiply
    1,218,591x = 1,681,713.36 × 735,145.77
  4. Step 4: Simplify right side
    1,218,591x = 1,236,304,469,262.91
  5. Step 5: Solve for x
    x = 1,236,304,469,262.91/1,218,591
  6. Step 6: Final answer
    x = 1,014,536.03

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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.