Home / 2,031,990.81-3,049,813.58-1,086,170.01

Finding the Fourth Proportional to 2,031,990.81, 3,049,813.58 and 1,086,170.01

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Solution

The fourth proportional to 2,031,990.81, 3,049,813.58 and 1,086,170.01 is: 1,630,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,990.81 : 3,049,813.58 = 1,086,170.01 : x
  2. Step 2: Convert to fraction form
    2,031,990.81/3,049,813.58 = 1,086,170.01/x
  3. Step 3: Cross multiply
    2,031,990.81x = 3,049,813.58 × 1,086,170.01
  4. Step 4: Simplify right side
    2,031,990.81x = 3,312,616,041,255.89
  5. Step 5: Solve for x
    x = 3,312,616,041,255.89/2,031,990.81
  6. Step 6: Final answer
    x = 1,630,231.80

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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.