Home / 2,181,489.90-3,010,427.37-1,263,844.14

Finding the Fourth Proportional to 2,181,489.90, 3,010,427.37 and 1,263,844.14

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Solution

The fourth proportional to 2,181,489.90, 3,010,427.37 and 1,263,844.14 is: 1,744,088.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,489.90 : 3,010,427.37 = 1,263,844.14 : x
  2. Step 2: Convert to fraction form
    2,181,489.90/3,010,427.37 = 1,263,844.14/x
  3. Step 3: Cross multiply
    2,181,489.90x = 3,010,427.37 × 1,263,844.14
  4. Step 4: Simplify right side
    2,181,489.90x = 3,804,710,990,470.11
  5. Step 5: Solve for x
    x = 3,804,710,990,470.11/2,181,489.90
  6. Step 6: Final answer
    x = 1,744,088.29

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Double scale
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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.