Home / 1,383,596.10-2,075,912.55-542,751.30

Finding the Fourth Proportional to 1,383,596.10, 2,075,912.55 and 542,751.30

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Solution

The fourth proportional to 1,383,596.10, 2,075,912.55 and 542,751.30 is: 814,330.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,596.10 : 2,075,912.55 = 542,751.30 : x
  2. Step 2: Convert to fraction form
    1,383,596.10/2,075,912.55 = 542,751.30/x
  3. Step 3: Cross multiply
    1,383,596.10x = 2,075,912.55 × 542,751.30
  4. Step 4: Simplify right side
    1,383,596.10x = 1,126,704,235,198.82
  5. Step 5: Solve for x
    x = 1,126,704,235,198.82/1,383,596.10
  6. Step 6: Final answer
    x = 814,330.31

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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.