Home / 4,723,110.20-7,085,540.10-1,528,340.60

Finding the Fourth Proportional to 4,723,110.20, 7,085,540.10 and 1,528,340.60

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Solution

The fourth proportional to 4,723,110.20, 7,085,540.10 and 1,528,340.60 is: 2,292,793.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723,110.20 : 7,085,540.10 = 1,528,340.60 : x
  2. Step 2: Convert to fraction form
    4,723,110.20/7,085,540.10 = 1,528,340.60/x
  3. Step 3: Cross multiply
    4,723,110.20x = 7,085,540.10 × 1,528,340.60
  4. Step 4: Simplify right side
    4,723,110.20x = 10,829,118,607,758.06
  5. Step 5: Solve for x
    x = 10,829,118,607,758.06/4,723,110.20
  6. Step 6: Final answer
    x = 2,292,793.97

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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.