Home / 4,359,905.28-6,530,405.76-2,111,328

Finding the Fourth Proportional to 4,359,905.28, 6,530,405.76 and 2,111,328

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Solution

The fourth proportional to 4,359,905.28, 6,530,405.76 and 2,111,328 is: 3,162,414.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,359,905.28 : 6,530,405.76 = 2,111,328 : x
  2. Step 2: Convert to fraction form
    4,359,905.28/6,530,405.76 = 2,111,328/x
  3. Step 3: Cross multiply
    4,359,905.28x = 6,530,405.76 × 2,111,328
  4. Step 4: Simplify right side
    4,359,905.28x = 13,787,828,532,449.28
  5. Step 5: Solve for x
    x = 13,787,828,532,449.28/4,359,905.28
  6. Step 6: Final answer
    x = 3,162,414.70

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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.