Home / 2,019,988.68-3,029,983.02-822,770.20

Finding the Fourth Proportional to 2,019,988.68, 3,029,983.02 and 822,770.20

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Solution

The fourth proportional to 2,019,988.68, 3,029,983.02 and 822,770.20 is: 1,234,155.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,988.68 : 3,029,983.02 = 822,770.20 : x
  2. Step 2: Convert to fraction form
    2,019,988.68/3,029,983.02 = 822,770.20/x
  3. Step 3: Cross multiply
    2,019,988.68x = 3,029,983.02 × 822,770.20
  4. Step 4: Simplify right side
    2,019,988.68x = 2,492,979,735,362.00
  5. Step 5: Solve for x
    x = 2,492,979,735,362.00/2,019,988.68
  6. Step 6: Final answer
    x = 1,234,155.30

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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.