Home / 2,752,675.20-4,129,012.80-730,915.20

Finding the Fourth Proportional to 2,752,675.20, 4,129,012.80 and 730,915.20

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Solution

The fourth proportional to 2,752,675.20, 4,129,012.80 and 730,915.20 is: 1,096,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,675.20 : 4,129,012.80 = 730,915.20 : x
  2. Step 2: Convert to fraction form
    2,752,675.20/4,129,012.80 = 730,915.20/x
  3. Step 3: Cross multiply
    2,752,675.20x = 4,129,012.80 × 730,915.20
  4. Step 4: Simplify right side
    2,752,675.20x = 3,017,958,216,514.56
  5. Step 5: Solve for x
    x = 3,017,958,216,514.56/2,752,675.20
  6. Step 6: Final answer
    x = 1,096,372.80

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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.