Home / 1,977,222.87-2,961,044.87-1,368,304.90

Finding the Fourth Proportional to 1,977,222.87, 2,961,044.87 and 1,368,304.90

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Solution

The fourth proportional to 1,977,222.87, 2,961,044.87 and 1,368,304.90 is: 2,049,142.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,222.87 : 2,961,044.87 = 1,368,304.90 : x
  2. Step 2: Convert to fraction form
    1,977,222.87/2,961,044.87 = 1,368,304.90/x
  3. Step 3: Cross multiply
    1,977,222.87x = 2,961,044.87 × 1,368,304.90
  4. Step 4: Simplify right side
    1,977,222.87x = 4,051,612,213,853.86
  5. Step 5: Solve for x
    x = 4,051,612,213,853.86/1,977,222.87
  6. Step 6: Final answer
    x = 2,049,142.91

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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.