Home / 3,149,215.76-4,345,907.06-1,772,558.68

Finding the Fourth Proportional to 3,149,215.76, 4,345,907.06 and 1,772,558.68

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Solution

The fourth proportional to 3,149,215.76, 4,345,907.06 and 1,772,558.68 is: 2,446,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,215.76 : 4,345,907.06 = 1,772,558.68 : x
  2. Step 2: Convert to fraction form
    3,149,215.76/4,345,907.06 = 1,772,558.68/x
  3. Step 3: Cross multiply
    3,149,215.76x = 4,345,907.06 × 1,772,558.68
  4. Step 4: Simplify right side
    3,149,215.76x = 7,703,375,281,676.28
  5. Step 5: Solve for x
    x = 7,703,375,281,676.28/3,149,215.76
  6. Step 6: Final answer
    x = 2,446,124.96

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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.