Home / 2,216,852.89-3,059,255.28-1,198,257.64

Finding the Fourth Proportional to 2,216,852.89, 3,059,255.28 and 1,198,257.64

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Solution

The fourth proportional to 2,216,852.89, 3,059,255.28 and 1,198,257.64 is: 1,653,594.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216,852.89 : 3,059,255.28 = 1,198,257.64 : x
  2. Step 2: Convert to fraction form
    2,216,852.89/3,059,255.28 = 1,198,257.64/x
  3. Step 3: Cross multiply
    2,216,852.89x = 3,059,255.28 × 1,198,257.64
  4. Step 4: Simplify right side
    2,216,852.89x = 3,665,776,011,970.34
  5. Step 5: Solve for x
    x = 3,665,776,011,970.34/2,216,852.89
  6. Step 6: Final answer
    x = 1,653,594.62

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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.