Home / 2,194,143.78-3,027,653.10-1,264,155.75

Finding the Fourth Proportional to 2,194,143.78, 3,027,653.10 and 1,264,155.75

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Solution

The fourth proportional to 2,194,143.78, 3,027,653.10 and 1,264,155.75 is: 1,744,382.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194,143.78 : 3,027,653.10 = 1,264,155.75 : x
  2. Step 2: Convert to fraction form
    2,194,143.78/3,027,653.10 = 1,264,155.75/x
  3. Step 3: Cross multiply
    2,194,143.78x = 3,027,653.10 × 1,264,155.75
  4. Step 4: Simplify right side
    2,194,143.78x = 3,827,425,075,370.33
  5. Step 5: Solve for x
    x = 3,827,425,075,370.33/2,194,143.78
  6. Step 6: Final answer
    x = 1,744,382.07

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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.