Home / 2,810,683.80-3,878,739.27-1,521,523.85

Finding the Fourth Proportional to 2,810,683.80, 3,878,739.27 and 1,521,523.85

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Solution

The fourth proportional to 2,810,683.80, 3,878,739.27 and 1,521,523.85 is: 2,099,700.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,683.80 : 3,878,739.27 = 1,521,523.85 : x
  2. Step 2: Convert to fraction form
    2,810,683.80/3,878,739.27 = 1,521,523.85/x
  3. Step 3: Cross multiply
    2,810,683.80x = 3,878,739.27 × 1,521,523.85
  4. Step 4: Simplify right side
    2,810,683.80x = 5,901,594,287,842.89
  5. Step 5: Solve for x
    x = 5,901,594,287,842.89/2,810,683.80
  6. Step 6: Final answer
    x = 2,099,700.54

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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.