Home / 1,170,046.90-1,755,653.55-664,995.70

Finding the Fourth Proportional to 1,170,046.90, 1,755,653.55 and 664,995.70

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Solution

The fourth proportional to 1,170,046.90, 1,755,653.55 and 664,995.70 is: 997,825.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,046.90 : 1,755,653.55 = 664,995.70 : x
  2. Step 2: Convert to fraction form
    1,170,046.90/1,755,653.55 = 664,995.70/x
  3. Step 3: Cross multiply
    1,170,046.90x = 1,755,653.55 × 664,995.70
  4. Step 4: Simplify right side
    1,170,046.90x = 1,167,502,061,439.73
  5. Step 5: Solve for x
    x = 1,167,502,061,439.73/1,170,046.90
  6. Step 6: Final answer
    x = 997,825.01

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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.