Home / 1,316,151.37-1,816,326.14-743,277.66

Finding the Fourth Proportional to 1,316,151.37, 1,816,326.14 and 743,277.66

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Solution

The fourth proportional to 1,316,151.37, 1,816,326.14 and 743,277.66 is: 1,025,744.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,151.37 : 1,816,326.14 = 743,277.66 : x
  2. Step 2: Convert to fraction form
    1,316,151.37/1,816,326.14 = 743,277.66/x
  3. Step 3: Cross multiply
    1,316,151.37x = 1,816,326.14 × 743,277.66
  4. Step 4: Simplify right side
    1,316,151.37x = 1,350,034,643,136.03
  5. Step 5: Solve for x
    x = 1,350,034,643,136.03/1,316,151.37
  6. Step 6: Final answer
    x = 1,025,744.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.