Home / 3,884,330.72-5,360,399.52-2,253,709.28

Finding the Fourth Proportional to 3,884,330.72, 5,360,399.52 and 2,253,709.28

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Solution

The fourth proportional to 3,884,330.72, 5,360,399.52 and 2,253,709.28 is: 3,110,132.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884,330.72 : 5,360,399.52 = 2,253,709.28 : x
  2. Step 2: Convert to fraction form
    3,884,330.72/5,360,399.52 = 2,253,709.28/x
  3. Step 3: Cross multiply
    3,884,330.72x = 5,360,399.52 × 2,253,709.28
  4. Step 4: Simplify right side
    3,884,330.72x = 12,080,782,142,731.54
  5. Step 5: Solve for x
    x = 12,080,782,142,731.54/3,884,330.72
  6. Step 6: Final answer
    x = 3,110,132.22

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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.