Home / 3,612,956.38-5,421,534.09-1,618,412.38

Finding the Fourth Proportional to 3,612,956.38, 5,421,534.09 and 1,618,412.38

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Solution

The fourth proportional to 3,612,956.38, 5,421,534.09 and 1,618,412.38 is: 2,428,559.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,956.38 : 5,421,534.09 = 1,618,412.38 : x
  2. Step 2: Convert to fraction form
    3,612,956.38/5,421,534.09 = 1,618,412.38/x
  3. Step 3: Cross multiply
    3,612,956.38x = 5,421,534.09 × 1,618,412.38
  4. Step 4: Simplify right side
    3,612,956.38x = 8,774,277,862,740.36
  5. Step 5: Solve for x
    x = 8,774,277,862,740.36/3,612,956.38
  6. Step 6: Final answer
    x = 2,428,559.04

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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.