Home / 2,891,036.24-3,989,522.40-1,667,393.04

Finding the Fourth Proportional to 2,891,036.24, 3,989,522.40 and 1,667,393.04

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Solution

The fourth proportional to 2,891,036.24, 3,989,522.40 and 1,667,393.04 is: 2,300,940.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,036.24 : 3,989,522.40 = 1,667,393.04 : x
  2. Step 2: Convert to fraction form
    2,891,036.24/3,989,522.40 = 1,667,393.04/x
  3. Step 3: Cross multiply
    2,891,036.24x = 3,989,522.40 × 1,667,393.04
  4. Step 4: Simplify right side
    2,891,036.24x = 6,652,101,882,684.10
  5. Step 5: Solve for x
    x = 6,652,101,882,684.10/2,891,036.24
  6. Step 6: Final answer
    x = 2,300,940.33

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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.