Home / 1,471,934.16-2,206,314.45-712,170.36

Finding the Fourth Proportional to 1,471,934.16, 2,206,314.45 and 712,170.36

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Solution

The fourth proportional to 1,471,934.16, 2,206,314.45 and 712,170.36 is: 1,067,487.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,934.16 : 2,206,314.45 = 712,170.36 : x
  2. Step 2: Convert to fraction form
    1,471,934.16/2,206,314.45 = 712,170.36/x
  3. Step 3: Cross multiply
    1,471,934.16x = 2,206,314.45 × 712,170.36
  4. Step 4: Simplify right side
    1,471,934.16x = 1,571,271,756,129.70
  5. Step 5: Solve for x
    x = 1,571,271,756,129.70/1,471,934.16
  6. Step 6: Final answer
    x = 1,067,487.80

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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.