Home / 4,759,783.60-7,129,177.80-2,863,217.20

Finding the Fourth Proportional to 4,759,783.60, 7,129,177.80 and 2,863,217.20

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Solution

The fourth proportional to 4,759,783.60, 7,129,177.80 and 2,863,217.20 is: 4,288,511.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759,783.60 : 7,129,177.80 = 2,863,217.20 : x
  2. Step 2: Convert to fraction form
    4,759,783.60/7,129,177.80 = 2,863,217.20/x
  3. Step 3: Cross multiply
    4,759,783.60x = 7,129,177.80 × 2,863,217.20
  4. Step 4: Simplify right side
    4,759,783.60x = 20,412,384,498,818.16
  5. Step 5: Solve for x
    x = 20,412,384,498,818.16/4,759,783.60
  6. Step 6: Final answer
    x = 4,288,511.04

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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.