Home / 2,156,764.80-3,236,443.20-894,460.80

Finding the Fourth Proportional to 2,156,764.80, 3,236,443.20 and 894,460.80

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Solution

The fourth proportional to 2,156,764.80, 3,236,443.20 and 894,460.80 is: 1,342,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,764.80 : 3,236,443.20 = 894,460.80 : x
  2. Step 2: Convert to fraction form
    2,156,764.80/3,236,443.20 = 894,460.80/x
  3. Step 3: Cross multiply
    2,156,764.80x = 3,236,443.20 × 894,460.80
  4. Step 4: Simplify right side
    2,156,764.80x = 2,894,871,573,826.56
  5. Step 5: Solve for x
    x = 2,894,871,573,826.56/2,156,764.80
  6. Step 6: Final answer
    x = 1,342,228.68

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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.