Home / 3,264,043.20-4,896,064.80-868,257.60

Finding the Fourth Proportional to 3,264,043.20, 4,896,064.80 and 868,257.60

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Solution

The fourth proportional to 3,264,043.20, 4,896,064.80 and 868,257.60 is: 1,302,386.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264,043.20 : 4,896,064.80 = 868,257.60 : x
  2. Step 2: Convert to fraction form
    3,264,043.20/4,896,064.80 = 868,257.60/x
  3. Step 3: Cross multiply
    3,264,043.20x = 4,896,064.80 × 868,257.60
  4. Step 4: Simplify right side
    3,264,043.20x = 4,251,045,472,692.48
  5. Step 5: Solve for x
    x = 4,251,045,472,692.48/3,264,043.20
  6. Step 6: Final answer
    x = 1,302,386.40

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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.