Home / 3,839,602.72-5,758,773.60-1,280,837.32

Finding the Fourth Proportional to 3,839,602.72, 5,758,773.60 and 1,280,837.32

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Solution

The fourth proportional to 3,839,602.72, 5,758,773.60 and 1,280,837.32 is: 1,921,045.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839,602.72 : 5,758,773.60 = 1,280,837.32 : x
  2. Step 2: Convert to fraction form
    3,839,602.72/5,758,773.60 = 1,280,837.32/x
  3. Step 3: Cross multiply
    3,839,602.72x = 5,758,773.60 × 1,280,837.32
  4. Step 4: Simplify right side
    3,839,602.72x = 7,376,052,144,310.75
  5. Step 5: Solve for x
    x = 7,376,052,144,310.75/3,839,602.72
  6. Step 6: Final answer
    x = 1,921,045.66

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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.