Home / 5,189,832.80-7,785,493.20-1,595,901.60

Finding the Fourth Proportional to 5,189,832.80, 7,785,493.20 and 1,595,901.60

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Solution

The fourth proportional to 5,189,832.80, 7,785,493.20 and 1,595,901.60 is: 2,394,081.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,832.80 : 7,785,493.20 = 1,595,901.60 : x
  2. Step 2: Convert to fraction form
    5,189,832.80/7,785,493.20 = 1,595,901.60/x
  3. Step 3: Cross multiply
    5,189,832.80x = 7,785,493.20 × 1,595,901.60
  4. Step 4: Simplify right side
    5,189,832.80x = 12,424,881,054,669.12
  5. Step 5: Solve for x
    x = 12,424,881,054,669.12/5,189,832.80
  6. Step 6: Final answer
    x = 2,394,081.18

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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.