Home / 2,230,536.74-3,078,129.92-1,263,664.74

Finding the Fourth Proportional to 2,230,536.74, 3,078,129.92 and 1,263,664.74

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Solution

The fourth proportional to 2,230,536.74, 3,078,129.92 and 1,263,664.74 is: 1,743,851.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,536.74 : 3,078,129.92 = 1,263,664.74 : x
  2. Step 2: Convert to fraction form
    2,230,536.74/3,078,129.92 = 1,263,664.74/x
  3. Step 3: Cross multiply
    2,230,536.74x = 3,078,129.92 × 1,263,664.74
  4. Step 4: Simplify right side
    2,230,536.74x = 3,889,724,248,202.18
  5. Step 5: Solve for x
    x = 3,889,724,248,202.18/2,230,536.74
  6. Step 6: Final answer
    x = 1,743,851.24

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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.