Home / 3,648,809.20-5,473,213.80-2,305,116.40

Finding the Fourth Proportional to 3,648,809.20, 5,473,213.80 and 2,305,116.40

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Solution

The fourth proportional to 3,648,809.20, 5,473,213.80 and 2,305,116.40 is: 3,457,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648,809.20 : 5,473,213.80 = 2,305,116.40 : x
  2. Step 2: Convert to fraction form
    3,648,809.20/5,473,213.80 = 2,305,116.40/x
  3. Step 3: Cross multiply
    3,648,809.20x = 5,473,213.80 × 2,305,116.40
  4. Step 4: Simplify right side
    3,648,809.20x = 12,616,394,891,086.32
  5. Step 5: Solve for x
    x = 12,616,394,891,086.32/3,648,809.20
  6. Step 6: Final answer
    x = 3,457,674.60

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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.