Home / 1,929,579.22-2,894,100.69-1,351,451.44

Finding the Fourth Proportional to 1,929,579.22, 2,894,100.69 and 1,351,451.44

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Solution

The fourth proportional to 1,929,579.22, 2,894,100.69 and 1,351,451.44 is: 2,026,989.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,579.22 : 2,894,100.69 = 1,351,451.44 : x
  2. Step 2: Convert to fraction form
    1,929,579.22/2,894,100.69 = 1,351,451.44/x
  3. Step 3: Cross multiply
    1,929,579.22x = 2,894,100.69 × 1,351,451.44
  4. Step 4: Simplify right side
    1,929,579.22x = 3,911,236,545,005.49
  5. Step 5: Solve for x
    x = 3,911,236,545,005.49/1,929,579.22
  6. Step 6: Final answer
    x = 2,026,989.36

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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.