Home / 3,149,166.20-4,723,749.30-1,257,265.40

Finding the Fourth Proportional to 3,149,166.20, 4,723,749.30 and 1,257,265.40

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Solution

The fourth proportional to 3,149,166.20, 4,723,749.30 and 1,257,265.40 is: 1,885,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,166.20 : 4,723,749.30 = 1,257,265.40 : x
  2. Step 2: Convert to fraction form
    3,149,166.20/4,723,749.30 = 1,257,265.40/x
  3. Step 3: Cross multiply
    3,149,166.20x = 4,723,749.30 × 1,257,265.40
  4. Step 4: Simplify right side
    3,149,166.20x = 5,939,006,553,164.22
  5. Step 5: Solve for x
    x = 5,939,006,553,164.22/3,149,166.20
  6. Step 6: Final answer
    x = 1,885,898.10

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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.