Home / 1,492,144.16-2,239,084.68-627,516.96

Finding the Fourth Proportional to 1,492,144.16, 2,239,084.68 and 627,516.96

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Solution

The fourth proportional to 1,492,144.16, 2,239,084.68 and 627,516.96 is: 941,640.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,144.16 : 2,239,084.68 = 627,516.96 : x
  2. Step 2: Convert to fraction form
    1,492,144.16/2,239,084.68 = 627,516.96/x
  3. Step 3: Cross multiply
    1,492,144.16x = 2,239,084.68 × 627,516.96
  4. Step 4: Simplify right side
    1,492,144.16x = 1,405,063,611,576.17
  5. Step 5: Solve for x
    x = 1,405,063,611,576.17/1,492,144.16
  6. Step 6: Final answer
    x = 941,640.66

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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.