Home / 1,642,333.44-2,266,091.37-917,069.57

Finding the Fourth Proportional to 1,642,333.44, 2,266,091.37 and 917,069.57

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Solution

The fourth proportional to 1,642,333.44, 2,266,091.37 and 917,069.57 is: 1,265,372.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,333.44 : 2,266,091.37 = 917,069.57 : x
  2. Step 2: Convert to fraction form
    1,642,333.44/2,266,091.37 = 917,069.57/x
  3. Step 3: Cross multiply
    1,642,333.44x = 2,266,091.37 × 917,069.57
  4. Step 4: Simplify right side
    1,642,333.44x = 2,078,163,426,936.15
  5. Step 5: Solve for x
    x = 2,078,163,426,936.15/1,642,333.44
  6. Step 6: Final answer
    x = 1,265,372.41

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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.