Home / 3,218,489.52-4,831,956.08-2,158,277.28

Finding the Fourth Proportional to 3,218,489.52, 4,831,956.08 and 2,158,277.28

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Solution

The fourth proportional to 3,218,489.52, 4,831,956.08 and 2,158,277.28 is: 3,240,247.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,489.52 : 4,831,956.08 = 2,158,277.28 : x
  2. Step 2: Convert to fraction form
    3,218,489.52/4,831,956.08 = 2,158,277.28/x
  3. Step 3: Cross multiply
    3,218,489.52x = 4,831,956.08 × 2,158,277.28
  4. Step 4: Simplify right side
    3,218,489.52x = 10,428,701,025,421.86
  5. Step 5: Solve for x
    x = 10,428,701,025,421.86/3,218,489.52
  6. Step 6: Final answer
    x = 3,240,247.00

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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.