Home / 2,164,857.24-2,988,103.50-1,259,614.20

Finding the Fourth Proportional to 2,164,857.24, 2,988,103.50 and 1,259,614.20

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Solution

The fourth proportional to 2,164,857.24, 2,988,103.50 and 1,259,614.20 is: 1,738,617.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,857.24 : 2,988,103.50 = 1,259,614.20 : x
  2. Step 2: Convert to fraction form
    2,164,857.24/2,988,103.50 = 1,259,614.20/x
  3. Step 3: Cross multiply
    2,164,857.24x = 2,988,103.50 × 1,259,614.20
  4. Step 4: Simplify right side
    2,164,857.24x = 3,763,857,599,669.70
  5. Step 5: Solve for x
    x = 3,763,857,599,669.70/2,164,857.24
  6. Step 6: Final answer
    x = 1,738,617.00

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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.