Home / 3,931,904.16-5,899,975.20-1,659,003.84

Finding the Fourth Proportional to 3,931,904.16, 5,899,975.20 and 1,659,003.84

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Solution

The fourth proportional to 3,931,904.16, 5,899,975.20 and 1,659,003.84 is: 2,489,399.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,904.16 : 5,899,975.20 = 1,659,003.84 : x
  2. Step 2: Convert to fraction form
    3,931,904.16/5,899,975.20 = 1,659,003.84/x
  3. Step 3: Cross multiply
    3,931,904.16x = 5,899,975.20 × 1,659,003.84
  4. Step 4: Simplify right side
    3,931,904.16x = 9,788,081,512,704.77
  5. Step 5: Solve for x
    x = 9,788,081,512,704.77/3,931,904.16
  6. Step 6: Final answer
    x = 2,489,399.82

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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.