Home / 1,075,097.09-1,613,642.09-542,991.80

Finding the Fourth Proportional to 1,075,097.09, 1,613,642.09 and 542,991.80

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Solution

The fourth proportional to 1,075,097.09, 1,613,642.09 and 542,991.80 is: 814,990.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,097.09 : 1,613,642.09 = 542,991.80 : x
  2. Step 2: Convert to fraction form
    1,075,097.09/1,613,642.09 = 542,991.80/x
  3. Step 3: Cross multiply
    1,075,097.09x = 1,613,642.09 × 542,991.80
  4. Step 4: Simplify right side
    1,075,097.09x = 876,194,412,221.69
  5. Step 5: Solve for x
    x = 876,194,412,221.69/1,075,097.09
  6. Step 6: Final answer
    x = 814,990.96

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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.