Home / 3,138,589.20-4,707,883.80-1,037,341.20

Finding the Fourth Proportional to 3,138,589.20, 4,707,883.80 and 1,037,341.20

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Solution

The fourth proportional to 3,138,589.20, 4,707,883.80 and 1,037,341.20 is: 1,556,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,589.20 : 4,707,883.80 = 1,037,341.20 : x
  2. Step 2: Convert to fraction form
    3,138,589.20/4,707,883.80 = 1,037,341.20/x
  3. Step 3: Cross multiply
    3,138,589.20x = 4,707,883.80 × 1,037,341.20
  4. Step 4: Simplify right side
    3,138,589.20x = 4,883,681,830,552.56
  5. Step 5: Solve for x
    x = 4,883,681,830,552.56/3,138,589.20
  6. Step 6: Final answer
    x = 1,556,011.80

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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.