Home / 4,677,530.56-7,016,960.52-1,439,336.80

Finding the Fourth Proportional to 4,677,530.56, 7,016,960.52 and 1,439,336.80

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Solution

The fourth proportional to 4,677,530.56, 7,016,960.52 and 1,439,336.80 is: 2,159,209.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677,530.56 : 7,016,960.52 = 1,439,336.80 : x
  2. Step 2: Convert to fraction form
    4,677,530.56/7,016,960.52 = 1,439,336.80/x
  3. Step 3: Cross multiply
    4,677,530.56x = 7,016,960.52 × 1,439,336.80
  4. Step 4: Simplify right side
    4,677,530.56x = 10,099,769,500,583.13
  5. Step 5: Solve for x
    x = 10,099,769,500,583.13/4,677,530.56
  6. Step 6: Final answer
    x = 2,159,209.73

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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.