Home / 1,075,097.72-1,613,643.02-542,992.42

Finding the Fourth Proportional to 1,075,097.72, 1,613,643.02 and 542,992.42

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Solution

The fourth proportional to 1,075,097.72, 1,613,643.02 and 542,992.42 is: 814,991.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,097.72 : 1,613,643.02 = 542,992.42 : x
  2. Step 2: Convert to fraction form
    1,075,097.72/1,613,643.02 = 542,992.42/x
  3. Step 3: Cross multiply
    1,075,097.72x = 1,613,643.02 × 542,992.42
  4. Step 4: Simplify right side
    1,075,097.72x = 876,195,925,769.28
  5. Step 5: Solve for x
    x = 876,195,925,769.28/1,075,097.72
  6. Step 6: Final answer
    x = 814,991.90

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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.