Home / 3,272,282.56-4,908,648.21-1,112,428.90

Finding the Fourth Proportional to 3,272,282.56, 4,908,648.21 and 1,112,428.90

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Solution

The fourth proportional to 3,272,282.56, 4,908,648.21 and 1,112,428.90 is: 1,668,719.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272,282.56 : 4,908,648.21 = 1,112,428.90 : x
  2. Step 2: Convert to fraction form
    3,272,282.56/4,908,648.21 = 1,112,428.90/x
  3. Step 3: Cross multiply
    3,272,282.56x = 4,908,648.21 × 1,112,428.90
  4. Step 4: Simplify right side
    3,272,282.56x = 5,460,522,128,737.27
  5. Step 5: Solve for x
    x = 5,460,522,128,737.27/3,272,282.56
  6. Step 6: Final answer
    x = 1,668,719.63

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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.