Home / 2,203,615.55-3,042,196.11-1,542,345.18

Finding the Fourth Proportional to 2,203,615.55, 3,042,196.11 and 1,542,345.18

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Solution

The fourth proportional to 2,203,615.55, 3,042,196.11 and 1,542,345.18 is: 2,129,280.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203,615.55 : 3,042,196.11 = 1,542,345.18 : x
  2. Step 2: Convert to fraction form
    2,203,615.55/3,042,196.11 = 1,542,345.18/x
  3. Step 3: Cross multiply
    2,203,615.55x = 3,042,196.11 × 1,542,345.18
  4. Step 4: Simplify right side
    2,203,615.55x = 4,692,116,506,873.25
  5. Step 5: Solve for x
    x = 4,692,116,506,873.25/2,203,615.55
  6. Step 6: Final answer
    x = 2,129,280.91

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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.