Home / 2,779,410.80-4,169,116.20-984,321.20

Finding the Fourth Proportional to 2,779,410.80, 4,169,116.20 and 984,321.20

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Solution

The fourth proportional to 2,779,410.80, 4,169,116.20 and 984,321.20 is: 1,476,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,410.80 : 4,169,116.20 = 984,321.20 : x
  2. Step 2: Convert to fraction form
    2,779,410.80/4,169,116.20 = 984,321.20/x
  3. Step 3: Cross multiply
    2,779,410.80x = 4,169,116.20 × 984,321.20
  4. Step 4: Simplify right side
    2,779,410.80x = 4,103,749,460,923.44
  5. Step 5: Solve for x
    x = 4,103,749,460,923.44/2,779,410.80
  6. Step 6: Final answer
    x = 1,476,481.80

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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.