Home / 2,930,201.76-4,387,427.88-1,859,446.56

Finding the Fourth Proportional to 2,930,201.76, 4,387,427.88 and 1,859,446.56

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Solution

The fourth proportional to 2,930,201.76, 4,387,427.88 and 1,859,446.56 is: 2,784,172.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,201.76 : 4,387,427.88 = 1,859,446.56 : x
  2. Step 2: Convert to fraction form
    2,930,201.76/4,387,427.88 = 1,859,446.56/x
  3. Step 3: Cross multiply
    2,930,201.76x = 4,387,427.88 × 1,859,446.56
  4. Step 4: Simplify right side
    2,930,201.76x = 8,158,187,678,714.09
  5. Step 5: Solve for x
    x = 8,158,187,678,714.09/2,930,201.76
  6. Step 6: Final answer
    x = 2,784,172.68

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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.