Home / 2,890,291.20-4,337,894.40-1,295,308.80

Finding the Fourth Proportional to 2,890,291.20, 4,337,894.40 and 1,295,308.80

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Solution

The fourth proportional to 2,890,291.20, 4,337,894.40 and 1,295,308.80 is: 1,944,064.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,291.20 : 4,337,894.40 = 1,295,308.80 : x
  2. Step 2: Convert to fraction form
    2,890,291.20/4,337,894.40 = 1,295,308.80/x
  3. Step 3: Cross multiply
    2,890,291.20x = 4,337,894.40 × 1,295,308.80
  4. Step 4: Simplify right side
    2,890,291.20x = 5,618,912,789,790.72
  5. Step 5: Solve for x
    x = 5,618,912,789,790.72/2,890,291.20
  6. Step 6: Final answer
    x = 1,944,064.59

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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.