Home / 4,085,823.71-5,638,019.46-2,515,706.21

Finding the Fourth Proportional to 4,085,823.71, 5,638,019.46 and 2,515,706.21

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Solution

The fourth proportional to 4,085,823.71, 5,638,019.46 and 2,515,706.21 is: 3,471,417.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085,823.71 : 5,638,019.46 = 2,515,706.21 : x
  2. Step 2: Convert to fraction form
    4,085,823.71/5,638,019.46 = 2,515,706.21/x
  3. Step 3: Cross multiply
    4,085,823.71x = 5,638,019.46 × 2,515,706.21
  4. Step 4: Simplify right side
    4,085,823.71x = 14,183,600,567,622.85
  5. Step 5: Solve for x
    x = 14,183,600,567,622.85/4,085,823.71
  6. Step 6: Final answer
    x = 3,471,417.66

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1.5x scale

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.