Home / 3,109,161.14-4,664,378.37-1,312,044.92

Finding the Fourth Proportional to 3,109,161.14, 4,664,378.37 and 1,312,044.92

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Solution

The fourth proportional to 3,109,161.14, 4,664,378.37 and 1,312,044.92 is: 1,968,336.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,161.14 : 4,664,378.37 = 1,312,044.92 : x
  2. Step 2: Convert to fraction form
    3,109,161.14/4,664,378.37 = 1,312,044.92/x
  3. Step 3: Cross multiply
    3,109,161.14x = 4,664,378.37 × 1,312,044.92
  4. Step 4: Simplify right side
    3,109,161.14x = 6,119,873,921,994.49
  5. Step 5: Solve for x
    x = 6,119,873,921,994.49/3,109,161.14
  6. Step 6: Final answer
    x = 1,968,336.04

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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.