Home / 1,760,291.66-2,640,437.55-961,137.29

Finding the Fourth Proportional to 1,760,291.66, 2,640,437.55 and 961,137.29

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Solution

The fourth proportional to 1,760,291.66, 2,640,437.55 and 961,137.29 is: 1,441,705.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,291.66 : 2,640,437.55 = 961,137.29 : x
  2. Step 2: Convert to fraction form
    1,760,291.66/2,640,437.55 = 961,137.29/x
  3. Step 3: Cross multiply
    1,760,291.66x = 2,640,437.55 × 961,137.29
  4. Step 4: Simplify right side
    1,760,291.66x = 2,537,822,978,019.05
  5. Step 5: Solve for x
    x = 2,537,822,978,019.05/1,760,291.66
  6. Step 6: Final answer
    x = 1,441,705.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.