Home / 2,073,676.80-3,110,048.40-743,980.80

Finding the Fourth Proportional to 2,073,676.80, 3,110,048.40 and 743,980.80

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Solution

The fourth proportional to 2,073,676.80, 3,110,048.40 and 743,980.80 is: 1,115,803.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,073,676.80 : 3,110,048.40 = 743,980.80 : x
  2. Step 2: Convert to fraction form
    2,073,676.80/3,110,048.40 = 743,980.80/x
  3. Step 3: Cross multiply
    2,073,676.80x = 3,110,048.40 × 743,980.80
  4. Step 4: Simplify right side
    2,073,676.80x = 2,313,816,296,670.72
  5. Step 5: Solve for x
    x = 2,313,816,296,670.72/2,073,676.80
  6. Step 6: Final answer
    x = 1,115,803.72

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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.