Home / 4,085,818.71-5,638,012.56-2,515,701.21

Finding the Fourth Proportional to 4,085,818.71, 5,638,012.56 and 2,515,701.21

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Solution

The fourth proportional to 4,085,818.71, 5,638,012.56 and 2,515,701.21 is: 3,471,410.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085,818.71 : 5,638,012.56 = 2,515,701.21 : x
  2. Step 2: Convert to fraction form
    4,085,818.71/5,638,012.56 = 2,515,701.21/x
  3. Step 3: Cross multiply
    4,085,818.71x = 5,638,012.56 × 2,515,701.21
  4. Step 4: Simplify right side
    4,085,818.71x = 14,183,554,998,044.65
  5. Step 5: Solve for x
    x = 14,183,554,998,044.65/4,085,818.71
  6. Step 6: Final answer
    x = 3,471,410.75

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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.