Home / 3,463,257.80-5,194,886.70-2,187,799.40

Finding the Fourth Proportional to 3,463,257.80, 5,194,886.70 and 2,187,799.40

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Solution

The fourth proportional to 3,463,257.80, 5,194,886.70 and 2,187,799.40 is: 3,281,699.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,463,257.80 : 5,194,886.70 = 2,187,799.40 : x
  2. Step 2: Convert to fraction form
    3,463,257.80/5,194,886.70 = 2,187,799.40/x
  3. Step 3: Cross multiply
    3,463,257.80x = 5,194,886.70 × 2,187,799.40
  4. Step 4: Simplify right side
    3,463,257.80x = 11,365,370,005,327.98
  5. Step 5: Solve for x
    x = 11,365,370,005,327.98/3,463,257.80
  6. Step 6: Final answer
    x = 3,281,699.10

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.