Home / 2,720,313.90-4,080,624.45-827,117.10

Finding the Fourth Proportional to 2,720,313.90, 4,080,624.45 and 827,117.10

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Solution

The fourth proportional to 2,720,313.90, 4,080,624.45 and 827,117.10 is: 1,240,722.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,313.90 : 4,080,624.45 = 827,117.10 : x
  2. Step 2: Convert to fraction form
    2,720,313.90/4,080,624.45 = 827,117.10/x
  3. Step 3: Cross multiply
    2,720,313.90x = 4,080,624.45 × 827,117.10
  4. Step 4: Simplify right side
    2,720,313.90x = 3,375,154,261,273.10
  5. Step 5: Solve for x
    x = 3,375,154,261,273.10/2,720,313.90
  6. Step 6: Final answer
    x = 1,240,722.35

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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.