Home / 4,085,721.25-5,638,113.41-2,342,140.63

Finding the Fourth Proportional to 4,085,721.25, 5,638,113.41 and 2,342,140.63

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Solution

The fourth proportional to 4,085,721.25, 5,638,113.41 and 2,342,140.63 is: 3,232,049.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085,721.25 : 5,638,113.41 = 2,342,140.63 : x
  2. Step 2: Convert to fraction form
    4,085,721.25/5,638,113.41 = 2,342,140.63/x
  3. Step 3: Cross multiply
    4,085,721.25x = 5,638,113.41 × 2,342,140.63
  4. Step 4: Simplify right side
    4,085,721.25x = 13,205,254,468,302.86
  5. Step 5: Solve for x
    x = 13,205,254,468,302.86/4,085,721.25
  6. Step 6: Final answer
    x = 3,232,049.78

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Double scale
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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.