Home / 3,381,690.40-5,073,226.80-1,138,055.20

Finding the Fourth Proportional to 3,381,690.40, 5,073,226.80 and 1,138,055.20

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Solution

The fourth proportional to 3,381,690.40, 5,073,226.80 and 1,138,055.20 is: 1,707,315.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381,690.40 : 5,073,226.80 = 1,138,055.20 : x
  2. Step 2: Convert to fraction form
    3,381,690.40/5,073,226.80 = 1,138,055.20/x
  3. Step 3: Cross multiply
    3,381,690.40x = 5,073,226.80 × 1,138,055.20
  4. Step 4: Simplify right side
    3,381,690.40x = 5,773,612,140,519.36
  5. Step 5: Solve for x
    x = 5,773,612,140,519.36/3,381,690.40
  6. Step 6: Final answer
    x = 1,707,315.41

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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.