Home / 1,997,007.75-2,755,870.70-1,091,589.75

Finding the Fourth Proportional to 1,997,007.75, 2,755,870.70 and 1,091,589.75

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Solution

The fourth proportional to 1,997,007.75, 2,755,870.70 and 1,091,589.75 is: 1,506,393.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,007.75 : 2,755,870.70 = 1,091,589.75 : x
  2. Step 2: Convert to fraction form
    1,997,007.75/2,755,870.70 = 1,091,589.75/x
  3. Step 3: Cross multiply
    1,997,007.75x = 2,755,870.70 × 1,091,589.75
  4. Step 4: Simplify right side
    1,997,007.75x = 3,008,280,202,987.38
  5. Step 5: Solve for x
    x = 3,008,280,202,987.38/1,997,007.75
  6. Step 6: Final answer
    x = 1,506,393.86

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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.