Home / 2,890,046.80-4,339,217.40-1,630,334.80

Finding the Fourth Proportional to 2,890,046.80, 4,339,217.40 and 1,630,334.80

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Solution

The fourth proportional to 2,890,046.80, 4,339,217.40 and 1,630,334.80 is: 2,447,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,046.80 : 4,339,217.40 = 1,630,334.80 : x
  2. Step 2: Convert to fraction form
    2,890,046.80/4,339,217.40 = 1,630,334.80/x
  3. Step 3: Cross multiply
    2,890,046.80x = 4,339,217.40 × 1,630,334.80
  4. Step 4: Simplify right side
    2,890,046.80x = 7,074,377,131,985.52
  5. Step 5: Solve for x
    x = 7,074,377,131,985.52/2,890,046.80
  6. Step 6: Final answer
    x = 2,447,841.72

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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.