Home / 1,570,520.96-2,356,481.28-822,392

Finding the Fourth Proportional to 1,570,520.96, 2,356,481.28 and 822,392

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Solution

The fourth proportional to 1,570,520.96, 2,356,481.28 and 822,392 is: 1,233,954.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,520.96 : 2,356,481.28 = 822,392 : x
  2. Step 2: Convert to fraction form
    1,570,520.96/2,356,481.28 = 822,392/x
  3. Step 3: Cross multiply
    1,570,520.96x = 2,356,481.28 × 822,392
  4. Step 4: Simplify right side
    1,570,520.96x = 1,937,951,352,821.76
  5. Step 5: Solve for x
    x = 1,937,951,352,821.76/1,570,520.96
  6. Step 6: Final answer
    x = 1,233,954.47

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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.