Home / 2,891,285.20-4,336,927.80-2,429,390.80

Finding the Fourth Proportional to 2,891,285.20, 4,336,927.80 and 2,429,390.80

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Solution

The fourth proportional to 2,891,285.20, 4,336,927.80 and 2,429,390.80 is: 3,644,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,285.20 : 4,336,927.80 = 2,429,390.80 : x
  2. Step 2: Convert to fraction form
    2,891,285.20/4,336,927.80 = 2,429,390.80/x
  3. Step 3: Cross multiply
    2,891,285.20x = 4,336,927.80 × 2,429,390.80
  4. Step 4: Simplify right side
    2,891,285.20x = 10,536,092,497,584.24
  5. Step 5: Solve for x
    x = 10,536,092,497,584.24/2,891,285.20
  6. Step 6: Final answer
    x = 3,644,086.20

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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.