Home / 5,515,749.40-8,273,624.10-1,729,226.20

Finding the Fourth Proportional to 5,515,749.40, 8,273,624.10 and 1,729,226.20

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Solution

The fourth proportional to 5,515,749.40, 8,273,624.10 and 1,729,226.20 is: 2,593,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515,749.40 : 8,273,624.10 = 1,729,226.20 : x
  2. Step 2: Convert to fraction form
    5,515,749.40/8,273,624.10 = 1,729,226.20/x
  3. Step 3: Cross multiply
    5,515,749.40x = 8,273,624.10 × 1,729,226.20
  4. Step 4: Simplify right side
    5,515,749.40x = 14,306,967,562,671.42
  5. Step 5: Solve for x
    x = 14,306,967,562,671.42/5,515,749.40
  6. Step 6: Final answer
    x = 2,593,839.30

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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.