Home / 3,710,348.32-5,120,821.92-2,078,866.48

Finding the Fourth Proportional to 3,710,348.32, 5,120,821.92 and 2,078,866.48

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Solution

The fourth proportional to 3,710,348.32, 5,120,821.92 and 2,078,866.48 is: 2,869,138.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710,348.32 : 5,120,821.92 = 2,078,866.48 : x
  2. Step 2: Convert to fraction form
    3,710,348.32/5,120,821.92 = 2,078,866.48/x
  3. Step 3: Cross multiply
    3,710,348.32x = 5,120,821.92 × 2,078,866.48
  4. Step 4: Simplify right side
    3,710,348.32x = 10,645,505,039,537.24
  5. Step 5: Solve for x
    x = 10,645,505,039,537.24/3,710,348.32
  6. Step 6: Final answer
    x = 2,869,138.99

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