Home / 1,370,117.28-2,053,763.28-571,863.36

Finding the Fourth Proportional to 1,370,117.28, 2,053,763.28 and 571,863.36

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Solution

The fourth proportional to 1,370,117.28, 2,053,763.28 and 571,863.36 is: 857,205.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,117.28 : 2,053,763.28 = 571,863.36 : x
  2. Step 2: Convert to fraction form
    1,370,117.28/2,053,763.28 = 571,863.36/x
  3. Step 3: Cross multiply
    1,370,117.28x = 2,053,763.28 × 571,863.36
  4. Step 4: Simplify right side
    1,370,117.28x = 1,174,471,969,945.42
  5. Step 5: Solve for x
    x = 1,174,471,969,945.42/1,370,117.28
  6. Step 6: Final answer
    x = 857,205.43

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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.