Home / 1,336,451.45-1,842,518.78-1,061,720.86

Finding the Fourth Proportional to 1,336,451.45, 1,842,518.78 and 1,061,720.86

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Solution

The fourth proportional to 1,336,451.45, 1,842,518.78 and 1,061,720.86 is: 1,463,757.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,451.45 : 1,842,518.78 = 1,061,720.86 : x
  2. Step 2: Convert to fraction form
    1,336,451.45/1,842,518.78 = 1,061,720.86/x
  3. Step 3: Cross multiply
    1,336,451.45x = 1,842,518.78 × 1,061,720.86
  4. Step 4: Simplify right side
    1,336,451.45x = 1,956,240,618,359.15
  5. Step 5: Solve for x
    x = 1,956,240,618,359.15/1,336,451.45
  6. Step 6: Final answer
    x = 1,463,757.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.