Home / 2,615,931.20-3,923,896.80-2,468,964.80

Finding the Fourth Proportional to 2,615,931.20, 3,923,896.80 and 2,468,964.80

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Solution

The fourth proportional to 2,615,931.20, 3,923,896.80 and 2,468,964.80 is: 3,703,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615,931.20 : 3,923,896.80 = 2,468,964.80 : x
  2. Step 2: Convert to fraction form
    2,615,931.20/3,923,896.80 = 2,468,964.80/x
  3. Step 3: Cross multiply
    2,615,931.20x = 3,923,896.80 × 2,468,964.80
  4. Step 4: Simplify right side
    2,615,931.20x = 9,687,963,078,032.64
  5. Step 5: Solve for x
    x = 9,687,963,078,032.64/2,615,931.20
  6. Step 6: Final answer
    x = 3,703,447.20

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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.