Home / 3,726,885.60-5,589,016.20-1,330,808.40

Finding the Fourth Proportional to 3,726,885.60, 5,589,016.20 and 1,330,808.40

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Solution

The fourth proportional to 3,726,885.60, 5,589,016.20 and 1,330,808.40 is: 1,995,744.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726,885.60 : 5,589,016.20 = 1,330,808.40 : x
  2. Step 2: Convert to fraction form
    3,726,885.60/5,589,016.20 = 1,330,808.40/x
  3. Step 3: Cross multiply
    3,726,885.60x = 5,589,016.20 × 1,330,808.40
  4. Step 4: Simplify right side
    3,726,885.60x = 7,437,909,706,696.08
  5. Step 5: Solve for x
    x = 7,437,909,706,696.08/3,726,885.60
  6. Step 6: Final answer
    x = 1,995,744.04

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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.