Home / 2,649,181.32-3,974,364.57-966,284.82

Finding the Fourth Proportional to 2,649,181.32, 3,974,364.57 and 966,284.82

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Solution

The fourth proportional to 2,649,181.32, 3,974,364.57 and 966,284.82 is: 1,449,643.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,181.32 : 3,974,364.57 = 966,284.82 : x
  2. Step 2: Convert to fraction form
    2,649,181.32/3,974,364.57 = 966,284.82/x
  3. Step 3: Cross multiply
    2,649,181.32x = 3,974,364.57 × 966,284.82
  4. Step 4: Simplify right side
    2,649,181.32x = 3,840,368,153,136.83
  5. Step 5: Solve for x
    x = 3,840,368,153,136.83/2,649,181.32
  6. Step 6: Final answer
    x = 1,449,643.38

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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.