Home / 1,185,266.25-1,635,667.43-648,722.25

Finding the Fourth Proportional to 1,185,266.25, 1,635,667.43 and 648,722.25

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Solution

The fourth proportional to 1,185,266.25, 1,635,667.43 and 648,722.25 is: 895,236.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,266.25 : 1,635,667.43 = 648,722.25 : x
  2. Step 2: Convert to fraction form
    1,185,266.25/1,635,667.43 = 648,722.25/x
  3. Step 3: Cross multiply
    1,185,266.25x = 1,635,667.43 × 648,722.25
  4. Step 4: Simplify right side
    1,185,266.25x = 1,061,093,852,197.71
  5. Step 5: Solve for x
    x = 1,061,093,852,197.71/1,185,266.25
  6. Step 6: Final answer
    x = 895,236.71

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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.