Home / 2,682,051.80-4,023,077.70-788,984.60

Finding the Fourth Proportional to 2,682,051.80, 4,023,077.70 and 788,984.60

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Solution

The fourth proportional to 2,682,051.80, 4,023,077.70 and 788,984.60 is: 1,183,476.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,051.80 : 4,023,077.70 = 788,984.60 : x
  2. Step 2: Convert to fraction form
    2,682,051.80/4,023,077.70 = 788,984.60/x
  3. Step 3: Cross multiply
    2,682,051.80x = 4,023,077.70 × 788,984.60
  4. Step 4: Simplify right side
    2,682,051.80x = 3,174,146,349,903.42
  5. Step 5: Solve for x
    x = 3,174,146,349,903.42/2,682,051.80
  6. Step 6: Final answer
    x = 1,183,476.90

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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.