Home / 1,075,104.12-1,613,653.92-542,998.80

Finding the Fourth Proportional to 1,075,104.12, 1,613,653.92 and 542,998.80

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Solution

The fourth proportional to 1,075,104.12, 1,613,653.92 and 542,998.80 is: 815,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,104.12 : 1,613,653.92 = 542,998.80 : x
  2. Step 2: Convert to fraction form
    1,075,104.12/1,613,653.92 = 542,998.80/x
  3. Step 3: Cross multiply
    1,075,104.12x = 1,613,653.92 × 542,998.80
  4. Step 4: Simplify right side
    1,075,104.12x = 876,212,142,175.30
  5. Step 5: Solve for x
    x = 876,212,142,175.30/1,075,104.12
  6. Step 6: Final answer
    x = 815,002.12

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Double scale
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1.5x scale

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.