Home / 3,868,987.20-5,803,480.80-2,373,921.60

Finding the Fourth Proportional to 3,868,987.20, 5,803,480.80 and 2,373,921.60

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Solution

The fourth proportional to 3,868,987.20, 5,803,480.80 and 2,373,921.60 is: 3,560,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,987.20 : 5,803,480.80 = 2,373,921.60 : x
  2. Step 2: Convert to fraction form
    3,868,987.20/5,803,480.80 = 2,373,921.60/x
  3. Step 3: Cross multiply
    3,868,987.20x = 5,803,480.80 × 2,373,921.60
  4. Step 4: Simplify right side
    3,868,987.20x = 13,777,008,426,305.28
  5. Step 5: Solve for x
    x = 13,777,008,426,305.28/3,868,987.20
  6. Step 6: Final answer
    x = 3,560,882.40

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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.