Home / 3,418,228.80-5,126,954.40-894,139.20

Finding the Fourth Proportional to 3,418,228.80, 5,126,954.40 and 894,139.20

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Solution

The fourth proportional to 3,418,228.80, 5,126,954.40 and 894,139.20 is: 1,341,107.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,228.80 : 5,126,954.40 = 894,139.20 : x
  2. Step 2: Convert to fraction form
    3,418,228.80/5,126,954.40 = 894,139.20/x
  3. Step 3: Cross multiply
    3,418,228.80x = 5,126,954.40 × 894,139.20
  4. Step 4: Simplify right side
    3,418,228.80x = 4,584,210,905,652.48
  5. Step 5: Solve for x
    x = 4,584,210,905,652.48/3,418,228.80
  6. Step 6: Final answer
    x = 1,341,107.10

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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.