Home / 3,056,978.56-4,211,339.16-2,137,487.18

Finding the Fourth Proportional to 3,056,978.56, 4,211,339.16 and 2,137,487.18

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Solution

The fourth proportional to 3,056,978.56, 4,211,339.16 and 2,137,487.18 is: 2,944,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,978.56 : 4,211,339.16 = 2,137,487.18 : x
  2. Step 2: Convert to fraction form
    3,056,978.56/4,211,339.16 = 2,137,487.18/x
  3. Step 3: Cross multiply
    3,056,978.56x = 4,211,339.16 × 2,137,487.18
  4. Step 4: Simplify right side
    3,056,978.56x = 9,001,683,465,131.97
  5. Step 5: Solve for x
    x = 9,001,683,465,131.97/3,056,978.56
  6. Step 6: Final answer
    x = 2,944,634.15

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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.