Home / 2,917,883.16-4,376,060.74-867,991.40

Finding the Fourth Proportional to 2,917,883.16, 4,376,060.74 and 867,991.40

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Solution

The fourth proportional to 2,917,883.16, 4,376,060.74 and 867,991.40 is: 1,301,759.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,883.16 : 4,376,060.74 = 867,991.40 : x
  2. Step 2: Convert to fraction form
    2,917,883.16/4,376,060.74 = 867,991.40/x
  3. Step 3: Cross multiply
    2,917,883.16x = 4,376,060.74 × 867,991.40
  4. Step 4: Simplify right side
    2,917,883.16x = 3,798,383,088,197.64
  5. Step 5: Solve for x
    x = 3,798,383,088,197.64/2,917,883.16
  6. Step 6: Final answer
    x = 1,301,759.83

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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.