Home / 2,669,142-4,003,711.12-1,071,704.32

Finding the Fourth Proportional to 2,669,142, 4,003,711.12 and 1,071,704.32

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Solution

The fourth proportional to 2,669,142, 4,003,711.12 and 1,071,704.32 is: 1,607,555.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,142 : 4,003,711.12 = 1,071,704.32 : x
  2. Step 2: Convert to fraction form
    2,669,142/4,003,711.12 = 1,071,704.32/x
  3. Step 3: Cross multiply
    2,669,142x = 4,003,711.12 × 1,071,704.32
  4. Step 4: Simplify right side
    2,669,142x = 4,290,794,503,336.04
  5. Step 5: Solve for x
    x = 4,290,794,503,336.04/2,669,142
  6. Step 6: Final answer
    x = 1,607,555.73

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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.