Home / 3,836,200.85-5,293,580.28-2,117,210.39

Finding the Fourth Proportional to 3,836,200.85, 5,293,580.28 and 2,117,210.39

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Solution

The fourth proportional to 3,836,200.85, 5,293,580.28 and 2,117,210.39 is: 2,921,542.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,200.85 : 5,293,580.28 = 2,117,210.39 : x
  2. Step 2: Convert to fraction form
    3,836,200.85/5,293,580.28 = 2,117,210.39/x
  3. Step 3: Cross multiply
    3,836,200.85x = 5,293,580.28 × 2,117,210.39
  4. Step 4: Simplify right side
    3,836,200.85x = 11,207,623,169,115.11
  5. Step 5: Solve for x
    x = 11,207,623,169,115.11/3,836,200.85
  6. Step 6: Final answer
    x = 2,921,542.33

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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.