Home / 2,748,581.80-4,122,872.70-1,152,946.60

Finding the Fourth Proportional to 2,748,581.80, 4,122,872.70 and 1,152,946.60

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Solution

The fourth proportional to 2,748,581.80, 4,122,872.70 and 1,152,946.60 is: 1,729,419.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748,581.80 : 4,122,872.70 = 1,152,946.60 : x
  2. Step 2: Convert to fraction form
    2,748,581.80/4,122,872.70 = 1,152,946.60/x
  3. Step 3: Cross multiply
    2,748,581.80x = 4,122,872.70 × 1,152,946.60
  4. Step 4: Simplify right side
    2,748,581.80x = 4,753,452,061,697.82
  5. Step 5: Solve for x
    x = 4,753,452,061,697.82/2,748,581.80
  6. Step 6: Final answer
    x = 1,729,419.90

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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.