Home / 2,486,807.52-3,730,211.08-689,690.97

Finding the Fourth Proportional to 2,486,807.52, 3,730,211.08 and 689,690.97

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Solution

The fourth proportional to 2,486,807.52, 3,730,211.08 and 689,690.97 is: 1,034,536.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,807.52 : 3,730,211.08 = 689,690.97 : x
  2. Step 2: Convert to fraction form
    2,486,807.52/3,730,211.08 = 689,690.97/x
  3. Step 3: Cross multiply
    2,486,807.52x = 3,730,211.08 × 689,690.97
  4. Step 4: Simplify right side
    2,486,807.52x = 2,572,692,875,970.44
  5. Step 5: Solve for x
    x = 2,572,692,875,970.44/2,486,807.52
  6. Step 6: Final answer
    x = 1,034,536.39

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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.