Home / 2,258,218.86-3,116,345.30-1,225,727.44

Finding the Fourth Proportional to 2,258,218.86, 3,116,345.30 and 1,225,727.44

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Solution

The fourth proportional to 2,258,218.86, 3,116,345.30 and 1,225,727.44 is: 1,691,505.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,218.86 : 3,116,345.30 = 1,225,727.44 : x
  2. Step 2: Convert to fraction form
    2,258,218.86/3,116,345.30 = 1,225,727.44/x
  3. Step 3: Cross multiply
    2,258,218.86x = 3,116,345.30 × 1,225,727.44
  4. Step 4: Simplify right side
    2,258,218.86x = 3,819,789,946,725.03
  5. Step 5: Solve for x
    x = 3,819,789,946,725.03/2,258,218.86
  6. Step 6: Final answer
    x = 1,691,505.64

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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.