Home / 3,188,135.37-4,399,539.17-1,737,859.13

Finding the Fourth Proportional to 3,188,135.37, 4,399,539.17 and 1,737,859.13

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Solution

The fourth proportional to 3,188,135.37, 4,399,539.17 and 1,737,859.13 is: 2,398,197.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,135.37 : 4,399,539.17 = 1,737,859.13 : x
  2. Step 2: Convert to fraction form
    3,188,135.37/4,399,539.17 = 1,737,859.13/x
  3. Step 3: Cross multiply
    3,188,135.37x = 4,399,539.17 × 1,737,859.13
  4. Step 4: Simplify right side
    3,188,135.37x = 7,645,779,283,690.13
  5. Step 5: Solve for x
    x = 7,645,779,283,690.13/3,188,135.37
  6. Step 6: Final answer
    x = 2,398,197.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.