Home / 2,084,620.60-3,127,967.70-822,489.40

Finding the Fourth Proportional to 2,084,620.60, 3,127,967.70 and 822,489.40

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Solution

The fourth proportional to 2,084,620.60, 3,127,967.70 and 822,489.40 is: 1,234,143.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,620.60 : 3,127,967.70 = 822,489.40 : x
  2. Step 2: Convert to fraction form
    2,084,620.60/3,127,967.70 = 822,489.40/x
  3. Step 3: Cross multiply
    2,084,620.60x = 3,127,967.70 × 822,489.40
  4. Step 4: Simplify right side
    2,084,620.60x = 2,572,720,276,792.38
  5. Step 5: Solve for x
    x = 2,572,720,276,792.38/2,084,620.60
  6. Step 6: Final answer
    x = 1,234,143.17

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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.