Home / 1,983,959.23-2,738,117-1,168,238.82

Finding the Fourth Proportional to 1,983,959.23, 2,738,117 and 1,168,238.82

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Solution

The fourth proportional to 1,983,959.23, 2,738,117 and 1,168,238.82 is: 1,612,318.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,959.23 : 2,738,117 = 1,168,238.82 : x
  2. Step 2: Convert to fraction form
    1,983,959.23/2,738,117 = 1,168,238.82/x
  3. Step 3: Cross multiply
    1,983,959.23x = 2,738,117 × 1,168,238.82
  4. Step 4: Simplify right side
    1,983,959.23x = 3,198,774,573,101.94
  5. Step 5: Solve for x
    x = 3,198,774,573,101.94/1,983,959.23
  6. Step 6: Final answer
    x = 1,612,318.70

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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.