Home / 2,849,287.20-4,273,930.80-854,743.20

Finding the Fourth Proportional to 2,849,287.20, 4,273,930.80 and 854,743.20

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Solution

The fourth proportional to 2,849,287.20, 4,273,930.80 and 854,743.20 is: 1,282,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849,287.20 : 4,273,930.80 = 854,743.20 : x
  2. Step 2: Convert to fraction form
    2,849,287.20/4,273,930.80 = 854,743.20/x
  3. Step 3: Cross multiply
    2,849,287.20x = 4,273,930.80 × 854,743.20
  4. Step 4: Simplify right side
    2,849,287.20x = 3,653,113,288,570.56
  5. Step 5: Solve for x
    x = 3,653,113,288,570.56/2,849,287.20
  6. Step 6: Final answer
    x = 1,282,114.80

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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.