Home / 3,576,016.80-5,364,025.20-2,155,341.60

Finding the Fourth Proportional to 3,576,016.80, 5,364,025.20 and 2,155,341.60

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Solution

The fourth proportional to 3,576,016.80, 5,364,025.20 and 2,155,341.60 is: 3,233,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576,016.80 : 5,364,025.20 = 2,155,341.60 : x
  2. Step 2: Convert to fraction form
    3,576,016.80/5,364,025.20 = 2,155,341.60/x
  3. Step 3: Cross multiply
    3,576,016.80x = 5,364,025.20 × 2,155,341.60
  4. Step 4: Simplify right side
    3,576,016.80x = 11,561,306,657,008.32
  5. Step 5: Solve for x
    x = 11,561,306,657,008.32/3,576,016.80
  6. Step 6: Final answer
    x = 3,233,012.40

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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.