Home / 2,775,562.20-3,828,162.47-2,389,035.47

Finding the Fourth Proportional to 2,775,562.20, 3,828,162.47 and 2,389,035.47

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Solution

The fourth proportional to 2,775,562.20, 3,828,162.47 and 2,389,035.47 is: 3,295,049.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,562.20 : 3,828,162.47 = 2,389,035.47 : x
  2. Step 2: Convert to fraction form
    2,775,562.20/3,828,162.47 = 2,389,035.47/x
  3. Step 3: Cross multiply
    2,775,562.20x = 3,828,162.47 × 2,389,035.47
  4. Step 4: Simplify right side
    2,775,562.20x = 9,145,615,894,666.82
  5. Step 5: Solve for x
    x = 9,145,615,894,666.82/2,775,562.20
  6. Step 6: Final answer
    x = 3,295,049.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.