Home / 1,917,663.18-2,875,747.14-718,932.03

Finding the Fourth Proportional to 1,917,663.18, 2,875,747.14 and 718,932.03

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Solution

The fourth proportional to 1,917,663.18, 2,875,747.14 and 718,932.03 is: 1,078,117.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,663.18 : 2,875,747.14 = 718,932.03 : x
  2. Step 2: Convert to fraction form
    1,917,663.18/2,875,747.14 = 718,932.03/x
  3. Step 3: Cross multiply
    1,917,663.18x = 2,875,747.14 × 718,932.03
  4. Step 4: Simplify right side
    1,917,663.18x = 2,067,466,729,126.89
  5. Step 5: Solve for x
    x = 2,067,466,729,126.89/1,917,663.18
  6. Step 6: Final answer
    x = 1,078,117.76

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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.