Home / 3,196,965.45-4,787,574.98-1,512,100.65

Finding the Fourth Proportional to 3,196,965.45, 4,787,574.98 and 1,512,100.65

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Solution

The fourth proportional to 3,196,965.45, 4,787,574.98 and 1,512,100.65 is: 2,264,427.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196,965.45 : 4,787,574.98 = 1,512,100.65 : x
  2. Step 2: Convert to fraction form
    3,196,965.45/4,787,574.98 = 1,512,100.65/x
  3. Step 3: Cross multiply
    3,196,965.45x = 4,787,574.98 × 1,512,100.65
  4. Step 4: Simplify right side
    3,196,965.45x = 7,239,295,231,621.23
  5. Step 5: Solve for x
    x = 7,239,295,231,621.23/3,196,965.45
  6. Step 6: Final answer
    x = 2,264,427.11

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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.