Home / 1,332,888.26-1,839,340.05-760,112.78

Finding the Fourth Proportional to 1,332,888.26, 1,839,340.05 and 760,112.78

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Solution

The fourth proportional to 1,332,888.26, 1,839,340.05 and 760,112.78 is: 1,048,929.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,888.26 : 1,839,340.05 = 760,112.78 : x
  2. Step 2: Convert to fraction form
    1,332,888.26/1,839,340.05 = 760,112.78/x
  3. Step 3: Cross multiply
    1,332,888.26x = 1,839,340.05 × 760,112.78
  4. Step 4: Simplify right side
    1,332,888.26x = 1,398,105,878,770.84
  5. Step 5: Solve for x
    x = 1,398,105,878,770.84/1,332,888.26
  6. Step 6: Final answer
    x = 1,048,929.55

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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.