Home / 2,687,150.88-3,703,946.16-1,815,713.40

Finding the Fourth Proportional to 2,687,150.88, 3,703,946.16 and 1,815,713.40

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Solution

The fourth proportional to 2,687,150.88, 3,703,946.16 and 1,815,713.40 is: 2,502,764.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,150.88 : 3,703,946.16 = 1,815,713.40 : x
  2. Step 2: Convert to fraction form
    2,687,150.88/3,703,946.16 = 1,815,713.40/x
  3. Step 3: Cross multiply
    2,687,150.88x = 3,703,946.16 × 1,815,713.40
  4. Step 4: Simplify right side
    2,687,150.88x = 6,725,304,675,590.54
  5. Step 5: Solve for x
    x = 6,725,304,675,590.54/2,687,150.88
  6. Step 6: Final answer
    x = 2,502,764.07

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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.