Home / 3,809,630.07-5,715,002.79-1,788,079.32

Finding the Fourth Proportional to 3,809,630.07, 5,715,002.79 and 1,788,079.32

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Solution

The fourth proportional to 3,809,630.07, 5,715,002.79 and 1,788,079.32 is: 2,682,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809,630.07 : 5,715,002.79 = 1,788,079.32 : x
  2. Step 2: Convert to fraction form
    3,809,630.07/5,715,002.79 = 1,788,079.32/x
  3. Step 3: Cross multiply
    3,809,630.07x = 5,715,002.79 × 1,788,079.32
  4. Step 4: Simplify right side
    3,809,630.07x = 10,218,878,302,541.30
  5. Step 5: Solve for x
    x = 10,218,878,302,541.30/3,809,630.07
  6. Step 6: Final answer
    x = 2,682,380.73

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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.