Home / 3,385,822.68-5,078,209.14-989,024.04

Finding the Fourth Proportional to 3,385,822.68, 5,078,209.14 and 989,024.04

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Solution

The fourth proportional to 3,385,822.68, 5,078,209.14 and 989,024.04 is: 1,483,382.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,822.68 : 5,078,209.14 = 989,024.04 : x
  2. Step 2: Convert to fraction form
    3,385,822.68/5,078,209.14 = 989,024.04/x
  3. Step 3: Cross multiply
    3,385,822.68x = 5,078,209.14 × 989,024.04
  4. Step 4: Simplify right side
    3,385,822.68x = 5,022,470,919,607.73
  5. Step 5: Solve for x
    x = 5,022,470,919,607.73/3,385,822.68
  6. Step 6: Final answer
    x = 1,483,382.74

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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.