Home / 2,072,853.76-3,109,392.12-653,020.96

Finding the Fourth Proportional to 2,072,853.76, 3,109,392.12 and 653,020.96

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Solution

The fourth proportional to 2,072,853.76, 3,109,392.12 and 653,020.96 is: 979,566.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,853.76 : 3,109,392.12 = 653,020.96 : x
  2. Step 2: Convert to fraction form
    2,072,853.76/3,109,392.12 = 653,020.96/x
  3. Step 3: Cross multiply
    2,072,853.76x = 3,109,392.12 × 653,020.96
  4. Step 4: Simplify right side
    2,072,853.76x = 2,030,498,227,218.84
  5. Step 5: Solve for x
    x = 2,030,498,227,218.84/2,072,853.76
  6. Step 6: Final answer
    x = 979,566.56

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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.