Home / 3,991,894.49-5,511,255.60-2,597,784.45

Finding the Fourth Proportional to 3,991,894.49, 5,511,255.60 and 2,597,784.45

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Solution

The fourth proportional to 3,991,894.49, 5,511,255.60 and 2,597,784.45 is: 3,586,531.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,894.49 : 5,511,255.60 = 2,597,784.45 : x
  2. Step 2: Convert to fraction form
    3,991,894.49/5,511,255.60 = 2,597,784.45/x
  3. Step 3: Cross multiply
    3,991,894.49x = 5,511,255.60 × 2,597,784.45
  4. Step 4: Simplify right side
    3,991,894.49x = 14,317,054,084,666.50
  5. Step 5: Solve for x
    x = 14,317,054,084,666.50/3,991,894.49
  6. Step 6: Final answer
    x = 3,586,531.19

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Double scale
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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.