Home / 2,780,535.60-4,170,803.40-1,183,150.80

Finding the Fourth Proportional to 2,780,535.60, 4,170,803.40 and 1,183,150.80

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Solution

The fourth proportional to 2,780,535.60, 4,170,803.40 and 1,183,150.80 is: 1,774,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,535.60 : 4,170,803.40 = 1,183,150.80 : x
  2. Step 2: Convert to fraction form
    2,780,535.60/4,170,803.40 = 1,183,150.80/x
  3. Step 3: Cross multiply
    2,780,535.60x = 4,170,803.40 × 1,183,150.80
  4. Step 4: Simplify right side
    2,780,535.60x = 4,934,689,379,352.72
  5. Step 5: Solve for x
    x = 4,934,689,379,352.72/2,780,535.60
  6. Step 6: Final answer
    x = 1,774,726.20

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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.