Home / 3,402,007.20-5,103,010.80-1,965,148.20

Finding the Fourth Proportional to 3,402,007.20, 5,103,010.80 and 1,965,148.20

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Solution

The fourth proportional to 3,402,007.20, 5,103,010.80 and 1,965,148.20 is: 2,947,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402,007.20 : 5,103,010.80 = 1,965,148.20 : x
  2. Step 2: Convert to fraction form
    3,402,007.20/5,103,010.80 = 1,965,148.20/x
  3. Step 3: Cross multiply
    3,402,007.20x = 5,103,010.80 × 1,965,148.20
  4. Step 4: Simplify right side
    3,402,007.20x = 10,028,172,488,200.56
  5. Step 5: Solve for x
    x = 10,028,172,488,200.56/3,402,007.20
  6. Step 6: Final answer
    x = 2,947,722.30

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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.