Home / 4,948,043.20-7,422,064.80-3,688,331.20

Finding the Fourth Proportional to 4,948,043.20, 7,422,064.80 and 3,688,331.20

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Solution

The fourth proportional to 4,948,043.20, 7,422,064.80 and 3,688,331.20 is: 5,532,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948,043.20 : 7,422,064.80 = 3,688,331.20 : x
  2. Step 2: Convert to fraction form
    4,948,043.20/7,422,064.80 = 3,688,331.20/x
  3. Step 3: Cross multiply
    4,948,043.20x = 7,422,064.80 × 3,688,331.20
  4. Step 4: Simplify right side
    4,948,043.20x = 27,375,033,170,261.76
  5. Step 5: Solve for x
    x = 27,375,033,170,261.76/4,948,043.20
  6. Step 6: Final answer
    x = 5,532,496.80

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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.