Home / 1,117,721.52-1,539,517.44-859,103.92

Finding the Fourth Proportional to 1,117,721.52, 1,539,517.44 and 859,103.92

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Solution

The fourth proportional to 1,117,721.52, 1,539,517.44 and 859,103.92 is: 1,183,305.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,721.52 : 1,539,517.44 = 859,103.92 : x
  2. Step 2: Convert to fraction form
    1,117,721.52/1,539,517.44 = 859,103.92/x
  3. Step 3: Cross multiply
    1,117,721.52x = 1,539,517.44 × 859,103.92
  4. Step 4: Simplify right side
    1,117,721.52x = 1,322,605,467,612.36
  5. Step 5: Solve for x
    x = 1,322,605,467,612.36/1,117,721.52
  6. Step 6: Final answer
    x = 1,183,305.00

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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.