Home / 2,486,810.15-3,730,215.01-689,693.59

Finding the Fourth Proportional to 2,486,810.15, 3,730,215.01 and 689,693.59

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Solution

The fourth proportional to 2,486,810.15, 3,730,215.01 and 689,693.59 is: 1,034,540.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,810.15 : 3,730,215.01 = 689,693.59 : x
  2. Step 2: Convert to fraction form
    2,486,810.15/3,730,215.01 = 689,693.59/x
  3. Step 3: Cross multiply
    2,486,810.15x = 3,730,215.01 × 689,693.59
  4. Step 4: Simplify right side
    2,486,810.15x = 2,572,705,381,718.79
  5. Step 5: Solve for x
    x = 2,572,705,381,718.79/2,486,810.15
  6. Step 6: Final answer
    x = 1,034,540.33

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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.