Home / 5,228,877.88-7,844,577.72-1,816,667.92

Finding the Fourth Proportional to 5,228,877.88, 7,844,577.72 and 1,816,667.92

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Solution

The fourth proportional to 5,228,877.88, 7,844,577.72 and 1,816,667.92 is: 2,725,439.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,877.88 : 7,844,577.72 = 1,816,667.92 : x
  2. Step 2: Convert to fraction form
    5,228,877.88/7,844,577.72 = 1,816,667.92/x
  3. Step 3: Cross multiply
    5,228,877.88x = 7,844,577.72 × 1,816,667.92
  4. Step 4: Simplify right side
    5,228,877.88x = 14,250,992,689,870.74
  5. Step 5: Solve for x
    x = 14,250,992,689,870.74/5,228,877.88
  6. Step 6: Final answer
    x = 2,725,439.95

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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.