Home / 1,950,044.80-2,925,067.20-687,708.40

Finding the Fourth Proportional to 1,950,044.80, 2,925,067.20 and 687,708.40

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Solution

The fourth proportional to 1,950,044.80, 2,925,067.20 and 687,708.40 is: 1,031,562.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,950,044.80 : 2,925,067.20 = 687,708.40 : x
  2. Step 2: Convert to fraction form
    1,950,044.80/2,925,067.20 = 687,708.40/x
  3. Step 3: Cross multiply
    1,950,044.80x = 2,925,067.20 × 687,708.40
  4. Step 4: Simplify right side
    1,950,044.80x = 2,011,593,284,004.48
  5. Step 5: Solve for x
    x = 2,011,593,284,004.48/1,950,044.80
  6. Step 6: Final answer
    x = 1,031,562.60

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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.