Home / 2,511,883.84-3,466,490.64-1,439,003.20

Finding the Fourth Proportional to 2,511,883.84, 3,466,490.64 and 1,439,003.20

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Solution

The fourth proportional to 2,511,883.84, 3,466,490.64 and 1,439,003.20 is: 1,985,876.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,883.84 : 3,466,490.64 = 1,439,003.20 : x
  2. Step 2: Convert to fraction form
    2,511,883.84/3,466,490.64 = 1,439,003.20/x
  3. Step 3: Cross multiply
    2,511,883.84x = 3,466,490.64 × 1,439,003.20
  4. Step 4: Simplify right side
    2,511,883.84x = 4,988,291,123,730.05
  5. Step 5: Solve for x
    x = 4,988,291,123,730.05/2,511,883.84
  6. Step 6: Final answer
    x = 1,985,876.51

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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.