Home / 3,247,138.56-4,482,307.20-2,907,015.68

Finding the Fourth Proportional to 3,247,138.56, 4,482,307.20 and 2,907,015.68

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Solution

The fourth proportional to 3,247,138.56, 4,482,307.20 and 2,907,015.68 is: 4,012,806.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247,138.56 : 4,482,307.20 = 2,907,015.68 : x
  2. Step 2: Convert to fraction form
    3,247,138.56/4,482,307.20 = 2,907,015.68/x
  3. Step 3: Cross multiply
    3,247,138.56x = 4,482,307.20 × 2,907,015.68
  4. Step 4: Simplify right side
    3,247,138.56x = 13,030,137,312,976.90
  5. Step 5: Solve for x
    x = 13,030,137,312,976.90/3,247,138.56
  6. Step 6: Final answer
    x = 4,012,806.07

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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.