Home / 2,815,822.64-4,187,511.32-2,726,141.06

Finding the Fourth Proportional to 2,815,822.64, 4,187,511.32 and 2,726,141.06

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Solution

The fourth proportional to 2,815,822.64, 4,187,511.32 and 2,726,141.06 is: 4,054,142.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,822.64 : 4,187,511.32 = 2,726,141.06 : x
  2. Step 2: Convert to fraction form
    2,815,822.64/4,187,511.32 = 2,726,141.06/x
  3. Step 3: Cross multiply
    2,815,822.64x = 4,187,511.32 × 2,726,141.06
  4. Step 4: Simplify right side
    2,815,822.64x = 11,415,746,548,666.80
  5. Step 5: Solve for x
    x = 11,415,746,548,666.80/2,815,822.64
  6. Step 6: Final answer
    x = 4,054,142.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.