Home / 1,332,892.26-1,839,345.57-760,116.78

Finding the Fourth Proportional to 1,332,892.26, 1,839,345.57 and 760,116.78

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Solution

The fourth proportional to 1,332,892.26, 1,839,345.57 and 760,116.78 is: 1,048,935.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,892.26 : 1,839,345.57 = 760,116.78 : x
  2. Step 2: Convert to fraction form
    1,332,892.26/1,839,345.57 = 760,116.78/x
  3. Step 3: Cross multiply
    1,332,892.26x = 1,839,345.57 × 760,116.78
  4. Step 4: Simplify right side
    1,332,892.26x = 1,398,117,431,975.66
  5. Step 5: Solve for x
    x = 1,398,117,431,975.66/1,332,892.26
  6. Step 6: Final answer
    x = 1,048,935.07

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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.