Home / 2,672,011.28-3,687,769.52-1,692,039.76

Finding the Fourth Proportional to 2,672,011.28, 3,687,769.52 and 1,692,039.76

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Solution

The fourth proportional to 2,672,011.28, 3,687,769.52 and 1,692,039.76 is: 2,335,264.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,011.28 : 3,687,769.52 = 1,692,039.76 : x
  2. Step 2: Convert to fraction form
    2,672,011.28/3,687,769.52 = 1,692,039.76/x
  3. Step 3: Cross multiply
    2,672,011.28x = 3,687,769.52 × 1,692,039.76
  4. Step 4: Simplify right side
    2,672,011.28x = 6,239,852,653,556.12
  5. Step 5: Solve for x
    x = 6,239,852,653,556.12/2,672,011.28
  6. Step 6: Final answer
    x = 2,335,264.34

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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.