Home / 3,025,489.20-4,538,233.80-1,228,431.30

Finding the Fourth Proportional to 3,025,489.20, 4,538,233.80 and 1,228,431.30

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Solution

The fourth proportional to 3,025,489.20, 4,538,233.80 and 1,228,431.30 is: 1,842,646.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,489.20 : 4,538,233.80 = 1,228,431.30 : x
  2. Step 2: Convert to fraction form
    3,025,489.20/4,538,233.80 = 1,228,431.30/x
  3. Step 3: Cross multiply
    3,025,489.20x = 4,538,233.80 × 1,228,431.30
  4. Step 4: Simplify right side
    3,025,489.20x = 5,574,908,446,637.94
  5. Step 5: Solve for x
    x = 5,574,908,446,637.94/3,025,489.20
  6. Step 6: Final answer
    x = 1,842,646.95

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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.