Home / 1,917,853.92-2,876,032.44-719,122.32

Finding the Fourth Proportional to 1,917,853.92, 2,876,032.44 and 719,122.32

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Solution

The fourth proportional to 1,917,853.92, 2,876,032.44 and 719,122.32 is: 1,078,402.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,853.92 : 2,876,032.44 = 719,122.32 : x
  2. Step 2: Convert to fraction form
    1,917,853.92/2,876,032.44 = 719,122.32/x
  3. Step 3: Cross multiply
    1,917,853.92x = 2,876,032.44 × 719,122.32
  4. Step 4: Simplify right side
    1,917,853.92x = 2,068,219,120,648.06
  5. Step 5: Solve for x
    x = 2,068,219,120,648.06/1,917,853.92
  6. Step 6: Final answer
    x = 1,078,402.84

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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.