Home / 2,181,258.40-3,010,107.96-1,263,612.64

Finding the Fourth Proportional to 2,181,258.40, 3,010,107.96 and 1,263,612.64

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Solution

The fourth proportional to 2,181,258.40, 3,010,107.96 and 1,263,612.64 is: 1,743,768.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,258.40 : 3,010,107.96 = 1,263,612.64 : x
  2. Step 2: Convert to fraction form
    2,181,258.40/3,010,107.96 = 1,263,612.64/x
  3. Step 3: Cross multiply
    2,181,258.40x = 3,010,107.96 × 1,263,612.64
  4. Step 4: Simplify right side
    2,181,258.40x = 3,803,610,466,020.61
  5. Step 5: Solve for x
    x = 3,803,610,466,020.61/2,181,258.40
  6. Step 6: Final answer
    x = 1,743,768.86

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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.