Home / 806,726.34-1,110,881.25-788,824.80

Finding the Fourth Proportional to 806,726.34, 1,110,881.25 and 788,824.80

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Solution

The fourth proportional to 806,726.34, 1,110,881.25 and 788,824.80 is: 1,086,230.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,726.34 : 1,110,881.25 = 788,824.80 : x
  2. Step 2: Convert to fraction form
    806,726.34/1,110,881.25 = 788,824.80/x
  3. Step 3: Cross multiply
    806,726.34x = 1,110,881.25 × 788,824.80
  4. Step 4: Simplify right side
    806,726.34x = 876,290,679,855
  5. Step 5: Solve for x
    x = 876,290,679,855/806,726.34
  6. Step 6: Final answer
    x = 1,086,230.41

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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.