Home / 3,195,764.90-4,787,426.55-1,929,832.10

Finding the Fourth Proportional to 3,195,764.90, 4,787,426.55 and 1,929,832.10

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Solution

The fourth proportional to 3,195,764.90, 4,787,426.55 and 1,929,832.10 is: 2,890,991.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195,764.90 : 4,787,426.55 = 1,929,832.10 : x
  2. Step 2: Convert to fraction form
    3,195,764.90/4,787,426.55 = 1,929,832.10/x
  3. Step 3: Cross multiply
    3,195,764.90x = 4,787,426.55 × 1,929,832.10
  4. Step 4: Simplify right side
    3,195,764.90x = 9,238,929,432,582.26
  5. Step 5: Solve for x
    x = 9,238,929,432,582.26/3,195,764.90
  6. Step 6: Final answer
    x = 2,890,991.58

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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.