Home / 943,428.27-1,412,986.55-740,562.60

Finding the Fourth Proportional to 943,428.27, 1,412,986.55 and 740,562.60

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Solution

The fourth proportional to 943,428.27, 1,412,986.55 and 740,562.60 is: 1,109,151.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,428.27 : 1,412,986.55 = 740,562.60 : x
  2. Step 2: Convert to fraction form
    943,428.27/1,412,986.55 = 740,562.60/x
  3. Step 3: Cross multiply
    943,428.27x = 1,412,986.55 × 740,562.60
  4. Step 4: Simplify right side
    943,428.27x = 1,046,404,989,530.22
  5. Step 5: Solve for x
    x = 1,046,404,989,530.22/943,428.27
  6. Step 6: Final answer
    x = 1,109,151.62

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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.