Home / 3,783,909.14-5,221,916.80-2,152,274.66

Finding the Fourth Proportional to 3,783,909.14, 5,221,916.80 and 2,152,274.66

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Solution

The fourth proportional to 3,783,909.14, 5,221,916.80 and 2,152,274.66 is: 2,970,208.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,909.14 : 5,221,916.80 = 2,152,274.66 : x
  2. Step 2: Convert to fraction form
    3,783,909.14/5,221,916.80 = 2,152,274.66/x
  3. Step 3: Cross multiply
    3,783,909.14x = 5,221,916.80 × 2,152,274.66
  4. Step 4: Simplify right side
    3,783,909.14x = 11,238,999,205,268.29
  5. Step 5: Solve for x
    x = 11,238,999,205,268.29/3,783,909.14
  6. Step 6: Final answer
    x = 2,970,208.53

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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.