Home / 2,087,740.80-3,131,611.20-591,845.76

Finding the Fourth Proportional to 2,087,740.80, 3,131,611.20 and 591,845.76

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Solution

The fourth proportional to 2,087,740.80, 3,131,611.20 and 591,845.76 is: 887,768.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,740.80 : 3,131,611.20 = 591,845.76 : x
  2. Step 2: Convert to fraction form
    2,087,740.80/3,131,611.20 = 591,845.76/x
  3. Step 3: Cross multiply
    2,087,740.80x = 3,131,611.20 × 591,845.76
  4. Step 4: Simplify right side
    2,087,740.80x = 1,853,430,810,688.51
  5. Step 5: Solve for x
    x = 1,853,430,810,688.51/2,087,740.80
  6. Step 6: Final answer
    x = 887,768.64

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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.