Home / 1,075,879.55-1,613,936.24-402,283.55

Finding the Fourth Proportional to 1,075,879.55, 1,613,936.24 and 402,283.55

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Solution

The fourth proportional to 1,075,879.55, 1,613,936.24 and 402,283.55 is: 603,469.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,879.55 : 1,613,936.24 = 402,283.55 : x
  2. Step 2: Convert to fraction form
    1,075,879.55/1,613,936.24 = 402,283.55/x
  3. Step 3: Cross multiply
    1,075,879.55x = 1,613,936.24 × 402,283.55
  4. Step 4: Simplify right side
    1,075,879.55x = 649,259,998,089.43
  5. Step 5: Solve for x
    x = 649,259,998,089.43/1,075,879.55
  6. Step 6: Final answer
    x = 603,469.04

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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.