Home / 2,751,230.60-4,127,429.10-831,984.20

Finding the Fourth Proportional to 2,751,230.60, 4,127,429.10 and 831,984.20

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Solution

The fourth proportional to 2,751,230.60, 4,127,429.10 and 831,984.20 is: 1,248,152.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,230.60 : 4,127,429.10 = 831,984.20 : x
  2. Step 2: Convert to fraction form
    2,751,230.60/4,127,429.10 = 831,984.20/x
  3. Step 3: Cross multiply
    2,751,230.60x = 4,127,429.10 × 831,984.20
  4. Step 4: Simplify right side
    2,751,230.60x = 3,433,955,797,820.22
  5. Step 5: Solve for x
    x = 3,433,955,797,820.22/2,751,230.60
  6. Step 6: Final answer
    x = 1,248,152.66

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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.