Home / 2,866,679.28-3,955,933.56-1,577,518.92

Finding the Fourth Proportional to 2,866,679.28, 3,955,933.56 and 1,577,518.92

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Solution

The fourth proportional to 2,866,679.28, 3,955,933.56 and 1,577,518.92 is: 2,176,929.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866,679.28 : 3,955,933.56 = 1,577,518.92 : x
  2. Step 2: Convert to fraction form
    2,866,679.28/3,955,933.56 = 1,577,518.92/x
  3. Step 3: Cross multiply
    2,866,679.28x = 3,955,933.56 × 1,577,518.92
  4. Step 4: Simplify right side
    2,866,679.28x = 6,240,560,037,162.96
  5. Step 5: Solve for x
    x = 6,240,560,037,162.96/2,866,679.28
  6. Step 6: Final answer
    x = 2,176,929.97

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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.