Home / 1,208,539.80-1,810,736.10-576,091.80

Finding the Fourth Proportional to 1,208,539.80, 1,810,736.10 and 576,091.80

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Solution

The fourth proportional to 1,208,539.80, 1,810,736.10 and 576,091.80 is: 863,149.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,539.80 : 1,810,736.10 = 576,091.80 : x
  2. Step 2: Convert to fraction form
    1,208,539.80/1,810,736.10 = 576,091.80/x
  3. Step 3: Cross multiply
    1,208,539.80x = 1,810,736.10 × 576,091.80
  4. Step 4: Simplify right side
    1,208,539.80x = 1,043,150,219,173.98
  5. Step 5: Solve for x
    x = 1,043,150,219,173.98/1,208,539.80
  6. Step 6: Final answer
    x = 863,149.25

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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.