Home / 1,013,084.62-1,518,872.41-613,629.07

Finding the Fourth Proportional to 1,013,084.62, 1,518,872.41 and 613,629.07

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Solution

The fourth proportional to 1,013,084.62, 1,518,872.41 and 613,629.07 is: 919,986.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,084.62 : 1,518,872.41 = 613,629.07 : x
  2. Step 2: Convert to fraction form
    1,013,084.62/1,518,872.41 = 613,629.07/x
  3. Step 3: Cross multiply
    1,013,084.62x = 1,518,872.41 × 613,629.07
  4. Step 4: Simplify right side
    1,013,084.62x = 932,024,261,366.81
  5. Step 5: Solve for x
    x = 932,024,261,366.81/1,013,084.62
  6. Step 6: Final answer
    x = 919,986.59

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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.