Home / 2,111,231.01-3,166,360.82-1,258,543.40

Finding the Fourth Proportional to 2,111,231.01, 3,166,360.82 and 1,258,543.40

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Solution

The fourth proportional to 2,111,231.01, 3,166,360.82 and 1,258,543.40 is: 1,887,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,231.01 : 3,166,360.82 = 1,258,543.40 : x
  2. Step 2: Convert to fraction form
    2,111,231.01/3,166,360.82 = 1,258,543.40/x
  3. Step 3: Cross multiply
    2,111,231.01x = 3,166,360.82 × 1,258,543.40
  4. Step 4: Simplify right side
    2,111,231.01x = 3,985,002,505,736.87
  5. Step 5: Solve for x
    x = 3,985,002,505,736.87/2,111,231.01
  6. Step 6: Final answer
    x = 1,887,525.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.