Home / 1,145,706.73-1,580,899.68-662,178.65

Finding the Fourth Proportional to 1,145,706.73, 1,580,899.68 and 662,178.65

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Solution

The fourth proportional to 1,145,706.73, 1,580,899.68 and 662,178.65 is: 913,705.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,706.73 : 1,580,899.68 = 662,178.65 : x
  2. Step 2: Convert to fraction form
    1,145,706.73/1,580,899.68 = 662,178.65/x
  3. Step 3: Cross multiply
    1,145,706.73x = 1,580,899.68 × 662,178.65
  4. Step 4: Simplify right side
    1,145,706.73x = 1,046,838,007,983.33
  5. Step 5: Solve for x
    x = 1,046,838,007,983.33/1,145,706.73
  6. Step 6: Final answer
    x = 913,705.04

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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.