Home / 1,998,081.90-2,997,122.85-876,150.90

Finding the Fourth Proportional to 1,998,081.90, 2,997,122.85 and 876,150.90

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Solution

The fourth proportional to 1,998,081.90, 2,997,122.85 and 876,150.90 is: 1,314,226.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,081.90 : 2,997,122.85 = 876,150.90 : x
  2. Step 2: Convert to fraction form
    1,998,081.90/2,997,122.85 = 876,150.90/x
  3. Step 3: Cross multiply
    1,998,081.90x = 2,997,122.85 × 876,150.90
  4. Step 4: Simplify right side
    1,998,081.90x = 2,625,931,882,438.07
  5. Step 5: Solve for x
    x = 2,625,931,882,438.07/1,998,081.90
  6. Step 6: Final answer
    x = 1,314,226.35

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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.