Home / 3,150,008.40-4,721,902.20-1,254,219.60

Finding the Fourth Proportional to 3,150,008.40, 4,721,902.20 and 1,254,219.60

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Solution

The fourth proportional to 3,150,008.40, 4,721,902.20 and 1,254,219.60 is: 1,880,090.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,008.40 : 4,721,902.20 = 1,254,219.60 : x
  2. Step 2: Convert to fraction form
    3,150,008.40/4,721,902.20 = 1,254,219.60/x
  3. Step 3: Cross multiply
    3,150,008.40x = 4,721,902.20 × 1,254,219.60
  4. Step 4: Simplify right side
    3,150,008.40x = 5,922,302,288,523.12
  5. Step 5: Solve for x
    x = 5,922,302,288,523.12/3,150,008.40
  6. Step 6: Final answer
    x = 1,880,090.95

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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.