Home / 5,174,385.80-7,760,196.30-1,808,241.80

Finding the Fourth Proportional to 5,174,385.80, 7,760,196.30 and 1,808,241.80

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Solution

The fourth proportional to 5,174,385.80, 7,760,196.30 and 1,808,241.80 is: 2,711,879.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174,385.80 : 7,760,196.30 = 1,808,241.80 : x
  2. Step 2: Convert to fraction form
    5,174,385.80/7,760,196.30 = 1,808,241.80/x
  3. Step 3: Cross multiply
    5,174,385.80x = 7,760,196.30 × 1,808,241.80
  4. Step 4: Simplify right side
    5,174,385.80x = 14,032,311,325,865.34
  5. Step 5: Solve for x
    x = 14,032,311,325,865.34/5,174,385.80
  6. Step 6: Final answer
    x = 2,711,879.61

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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.