Home / 2,291,282.22-3,161,970.66-1,258,856.54

Finding the Fourth Proportional to 2,291,282.22, 3,161,970.66 and 1,258,856.54

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Solution

The fourth proportional to 2,291,282.22, 3,161,970.66 and 1,258,856.54 is: 1,737,222.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,282.22 : 3,161,970.66 = 1,258,856.54 : x
  2. Step 2: Convert to fraction form
    2,291,282.22/3,161,970.66 = 1,258,856.54/x
  3. Step 3: Cross multiply
    2,291,282.22x = 3,161,970.66 × 1,258,856.54
  4. Step 4: Simplify right side
    2,291,282.22x = 3,980,467,444,629.12
  5. Step 5: Solve for x
    x = 3,980,467,444,629.12/2,291,282.22
  6. Step 6: Final answer
    x = 1,737,222.68

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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.