Home / 2,119,462.20-3,179,193.30-1,743,966.45

Finding the Fourth Proportional to 2,119,462.20, 3,179,193.30 and 1,743,966.45

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Solution

The fourth proportional to 2,119,462.20, 3,179,193.30 and 1,743,966.45 is: 2,615,949.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,462.20 : 3,179,193.30 = 1,743,966.45 : x
  2. Step 2: Convert to fraction form
    2,119,462.20/3,179,193.30 = 1,743,966.45/x
  3. Step 3: Cross multiply
    2,119,462.20x = 3,179,193.30 × 1,743,966.45
  4. Step 4: Simplify right side
    2,119,462.20x = 5,544,406,453,264.78
  5. Step 5: Solve for x
    x = 5,544,406,453,264.78/2,119,462.20
  6. Step 6: Final answer
    x = 2,615,949.68

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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.