Home / 3,778,015.26-5,211,696.82-2,398,999.58

Finding the Fourth Proportional to 3,778,015.26, 5,211,696.82 and 2,398,999.58

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Solution

The fourth proportional to 3,778,015.26, 5,211,696.82 and 2,398,999.58 is: 3,309,372.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,015.26 : 5,211,696.82 = 2,398,999.58 : x
  2. Step 2: Convert to fraction form
    3,778,015.26/5,211,696.82 = 2,398,999.58/x
  3. Step 3: Cross multiply
    3,778,015.26x = 5,211,696.82 × 2,398,999.58
  4. Step 4: Simplify right side
    3,778,015.26x = 12,502,858,482,267.34
  5. Step 5: Solve for x
    x = 12,502,858,482,267.34/3,778,015.26
  6. Step 6: Final answer
    x = 3,309,372.15

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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.