Home / 3,320,011.20-4,980,016.80-1,045,822.80

Finding the Fourth Proportional to 3,320,011.20, 4,980,016.80 and 1,045,822.80

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Solution

The fourth proportional to 3,320,011.20, 4,980,016.80 and 1,045,822.80 is: 1,568,734.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,011.20 : 4,980,016.80 = 1,045,822.80 : x
  2. Step 2: Convert to fraction form
    3,320,011.20/4,980,016.80 = 1,045,822.80/x
  3. Step 3: Cross multiply
    3,320,011.20x = 4,980,016.80 × 1,045,822.80
  4. Step 4: Simplify right side
    3,320,011.20x = 5,208,215,113,823.04
  5. Step 5: Solve for x
    x = 5,208,215,113,823.04/3,320,011.20
  6. Step 6: Final answer
    x = 1,568,734.20

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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.