Home / 4,584,865.20-6,869,424.60-2,986,605.60

Finding the Fourth Proportional to 4,584,865.20, 6,869,424.60 and 2,986,605.60

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Solution

The fourth proportional to 4,584,865.20, 6,869,424.60 and 2,986,605.60 is: 4,474,779.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,584,865.20 : 6,869,424.60 = 2,986,605.60 : x
  2. Step 2: Convert to fraction form
    4,584,865.20/6,869,424.60 = 2,986,605.60/x
  3. Step 3: Cross multiply
    4,584,865.20x = 6,869,424.60 × 2,986,605.60
  4. Step 4: Simplify right side
    4,584,865.20x = 20,516,261,979,137.76
  5. Step 5: Solve for x
    x = 20,516,261,979,137.76/4,584,865.20
  6. Step 6: Final answer
    x = 4,474,779.76

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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.