Home / 2,781,179.52-4,171,984.92-835,756.20

Finding the Fourth Proportional to 2,781,179.52, 4,171,984.92 and 835,756.20

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Solution

The fourth proportional to 2,781,179.52, 4,171,984.92 and 835,756.20 is: 1,253,699.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,781,179.52 : 4,171,984.92 = 835,756.20 : x
  2. Step 2: Convert to fraction form
    2,781,179.52/4,171,984.92 = 835,756.20/x
  3. Step 3: Cross multiply
    2,781,179.52x = 4,171,984.92 × 835,756.20
  4. Step 4: Simplify right side
    2,781,179.52x = 3,486,762,263,196.50
  5. Step 5: Solve for x
    x = 3,486,762,263,196.50/2,781,179.52
  6. Step 6: Final answer
    x = 1,253,699.10

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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.