Home / 1,951,418.48-2,922,864.72-810,722.18

Finding the Fourth Proportional to 1,951,418.48, 2,922,864.72 and 810,722.18

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Solution

The fourth proportional to 1,951,418.48, 2,922,864.72 and 810,722.18 is: 1,214,312.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,418.48 : 2,922,864.72 = 810,722.18 : x
  2. Step 2: Convert to fraction form
    1,951,418.48/2,922,864.72 = 810,722.18/x
  3. Step 3: Cross multiply
    1,951,418.48x = 2,922,864.72 × 810,722.18
  4. Step 4: Simplify right side
    1,951,418.48x = 2,369,631,257,643.49
  5. Step 5: Solve for x
    x = 2,369,631,257,643.49/1,951,418.48
  6. Step 6: Final answer
    x = 1,214,312.19

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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.