Home / 2,897,169.60-4,347,309.60-1,214,443.20

Finding the Fourth Proportional to 2,897,169.60, 4,347,309.60 and 1,214,443.20

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Solution

The fourth proportional to 2,897,169.60, 4,347,309.60 and 1,214,443.20 is: 1,822,316.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,169.60 : 4,347,309.60 = 1,214,443.20 : x
  2. Step 2: Convert to fraction form
    2,897,169.60/4,347,309.60 = 1,214,443.20/x
  3. Step 3: Cross multiply
    2,897,169.60x = 4,347,309.60 × 1,214,443.20
  4. Step 4: Simplify right side
    2,897,169.60x = 5,279,560,582,014.72
  5. Step 5: Solve for x
    x = 5,279,560,582,014.72/2,897,169.60
  6. Step 6: Final answer
    x = 1,822,316.71

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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.