Home / 1,332,889.26-1,839,341.43-760,113.78

Finding the Fourth Proportional to 1,332,889.26, 1,839,341.43 and 760,113.78

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Solution

The fourth proportional to 1,332,889.26, 1,839,341.43 and 760,113.78 is: 1,048,930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,889.26 : 1,839,341.43 = 760,113.78 : x
  2. Step 2: Convert to fraction form
    1,332,889.26/1,839,341.43 = 760,113.78/x
  3. Step 3: Cross multiply
    1,332,889.26x = 1,839,341.43 × 760,113.78
  4. Step 4: Simplify right side
    1,332,889.26x = 1,398,108,767,067.91
  5. Step 5: Solve for x
    x = 1,398,108,767,067.91/1,332,889.26
  6. Step 6: Final answer
    x = 1,048,930.93

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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.