Home / 3,948,527.76-5,449,094.40-2,422,176.72

Finding the Fourth Proportional to 3,948,527.76, 5,449,094.40 and 2,422,176.72

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Solution

The fourth proportional to 3,948,527.76, 5,449,094.40 and 2,422,176.72 is: 3,342,681.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,527.76 : 5,449,094.40 = 2,422,176.72 : x
  2. Step 2: Convert to fraction form
    3,948,527.76/5,449,094.40 = 2,422,176.72/x
  3. Step 3: Cross multiply
    3,948,527.76x = 5,449,094.40 × 2,422,176.72
  4. Step 4: Simplify right side
    3,948,527.76x = 13,198,669,600,762.37
  5. Step 5: Solve for x
    x = 13,198,669,600,762.37/3,948,527.76
  6. Step 6: Final answer
    x = 3,342,681.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.