Home / 2,057,185.04-3,086,266.80-858,441.20

Finding the Fourth Proportional to 2,057,185.04, 3,086,266.80 and 858,441.20

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Solution

The fourth proportional to 2,057,185.04, 3,086,266.80 and 858,441.20 is: 1,287,865.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,185.04 : 3,086,266.80 = 858,441.20 : x
  2. Step 2: Convert to fraction form
    2,057,185.04/3,086,266.80 = 858,441.20/x
  3. Step 3: Cross multiply
    2,057,185.04x = 3,086,266.80 × 858,441.20
  4. Step 4: Simplify right side
    2,057,185.04x = 2,649,378,575,312.16
  5. Step 5: Solve for x
    x = 2,649,378,575,312.16/2,057,185.04
  6. Step 6: Final answer
    x = 1,287,865.95

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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.