Home / 3,888,878.98-5,366,653.46-2,146,548.96

Finding the Fourth Proportional to 3,888,878.98, 5,366,653.46 and 2,146,548.96

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Solution

The fourth proportional to 3,888,878.98, 5,366,653.46 and 2,146,548.96 is: 2,962,237.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,878.98 : 5,366,653.46 = 2,146,548.96 : x
  2. Step 2: Convert to fraction form
    3,888,878.98/5,366,653.46 = 2,146,548.96/x
  3. Step 3: Cross multiply
    3,888,878.98x = 5,366,653.46 × 2,146,548.96
  4. Step 4: Simplify right side
    3,888,878.98x = 11,519,784,384,712.52
  5. Step 5: Solve for x
    x = 11,519,784,384,712.52/3,888,878.98
  6. Step 6: Final answer
    x = 2,962,237.82

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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.