Home / 2,486,810.33-3,730,215.28-689,693.79

Finding the Fourth Proportional to 2,486,810.33, 3,730,215.28 and 689,693.79

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Solution

The fourth proportional to 2,486,810.33, 3,730,215.28 and 689,693.79 is: 1,034,540.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,810.33 : 3,730,215.28 = 689,693.79 : x
  2. Step 2: Convert to fraction form
    2,486,810.33/3,730,215.28 = 689,693.79/x
  3. Step 3: Cross multiply
    2,486,810.33x = 3,730,215.28 × 689,693.79
  4. Step 4: Simplify right side
    2,486,810.33x = 2,572,706,313,979.11
  5. Step 5: Solve for x
    x = 2,572,706,313,979.11/2,486,810.33
  6. Step 6: Final answer
    x = 1,034,540.63

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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.