Home / 4,932,143.60-7,396,903.20-1,520,423.60

Finding the Fourth Proportional to 4,932,143.60, 7,396,903.20 and 1,520,423.60

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Solution

The fourth proportional to 4,932,143.60, 7,396,903.20 and 1,520,423.60 is: 2,280,230.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932,143.60 : 7,396,903.20 = 1,520,423.60 : x
  2. Step 2: Convert to fraction form
    4,932,143.60/7,396,903.20 = 1,520,423.60/x
  3. Step 3: Cross multiply
    4,932,143.60x = 7,396,903.20 × 1,520,423.60
  4. Step 4: Simplify right side
    4,932,143.60x = 11,246,426,192,195.52
  5. Step 5: Solve for x
    x = 11,246,426,192,195.52/4,932,143.60
  6. Step 6: Final answer
    x = 2,280,230.89

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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.