Home / 2,420,810.96-3,631,697.56-822,945

Finding the Fourth Proportional to 2,420,810.96, 3,631,697.56 and 822,945

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Solution

The fourth proportional to 2,420,810.96, 3,631,697.56 and 822,945 is: 1,234,581.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,810.96 : 3,631,697.56 = 822,945 : x
  2. Step 2: Convert to fraction form
    2,420,810.96/3,631,697.56 = 822,945/x
  3. Step 3: Cross multiply
    2,420,810.96x = 3,631,697.56 × 822,945
  4. Step 4: Simplify right side
    2,420,810.96x = 2,988,687,348,514.20
  5. Step 5: Solve for x
    x = 2,988,687,348,514.20/2,420,810.96
  6. Step 6: Final answer
    x = 1,234,581.05

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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.