Home / 2,099,073.03-3,146,614.59-820,500.21

Finding the Fourth Proportional to 2,099,073.03, 3,146,614.59 and 820,500.21

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Solution

The fourth proportional to 2,099,073.03, 3,146,614.59 and 820,500.21 is: 1,229,970.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,073.03 : 3,146,614.59 = 820,500.21 : x
  2. Step 2: Convert to fraction form
    2,099,073.03/3,146,614.59 = 820,500.21/x
  3. Step 3: Cross multiply
    2,099,073.03x = 3,146,614.59 × 820,500.21
  4. Step 4: Simplify right side
    2,099,073.03x = 2,581,797,926,111.09
  5. Step 5: Solve for x
    x = 2,581,797,926,111.09/2,099,073.03
  6. Step 6: Final answer
    x = 1,229,970.51

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1.5x scale

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.