Home / 2,019,970.68-3,029,956.02-822,752.20

Finding the Fourth Proportional to 2,019,970.68, 3,029,956.02 and 822,752.20

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Solution

The fourth proportional to 2,019,970.68, 3,029,956.02 and 822,752.20 is: 1,234,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,970.68 : 3,029,956.02 = 822,752.20 : x
  2. Step 2: Convert to fraction form
    2,019,970.68/3,029,956.02 = 822,752.20/x
  3. Step 3: Cross multiply
    2,019,970.68x = 3,029,956.02 × 822,752.20
  4. Step 4: Simplify right side
    2,019,970.68x = 2,492,902,981,358.24
  5. Step 5: Solve for x
    x = 2,492,902,981,358.24/2,019,970.68
  6. Step 6: Final answer
    x = 1,234,128.30

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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.