Home / 5,298,356.70-7,948,720.20-1,932,563.70

Finding the Fourth Proportional to 5,298,356.70, 7,948,720.20 and 1,932,563.70

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Solution

The fourth proportional to 5,298,356.70, 7,948,720.20 and 1,932,563.70 is: 2,899,277.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,356.70 : 7,948,720.20 = 1,932,563.70 : x
  2. Step 2: Convert to fraction form
    5,298,356.70/7,948,720.20 = 1,932,563.70/x
  3. Step 3: Cross multiply
    5,298,356.70x = 7,948,720.20 × 1,932,563.70
  4. Step 4: Simplify right side
    5,298,356.70x = 15,361,408,119,976.74
  5. Step 5: Solve for x
    x = 15,361,408,119,976.74/5,298,356.70
  6. Step 6: Final answer
    x = 2,899,277.83

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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.