Home / 1,251,538.10-1,727,185.87-700,315.68

Finding the Fourth Proportional to 1,251,538.10, 1,727,185.87 and 700,315.68

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Solution

The fourth proportional to 1,251,538.10, 1,727,185.87 and 700,315.68 is: 966,471.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,538.10 : 1,727,185.87 = 700,315.68 : x
  2. Step 2: Convert to fraction form
    1,251,538.10/1,727,185.87 = 700,315.68/x
  3. Step 3: Cross multiply
    1,251,538.10x = 1,727,185.87 × 700,315.68
  4. Step 4: Simplify right side
    1,251,538.10x = 1,209,575,354,387.78
  5. Step 5: Solve for x
    x = 1,209,575,354,387.78/1,251,538.10
  6. Step 6: Final answer
    x = 966,471.06

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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.