Home / 4,752,423.35-7,128,635.03-2,193,633.35

Finding the Fourth Proportional to 4,752,423.35, 7,128,635.03 and 2,193,633.35

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Solution

The fourth proportional to 4,752,423.35, 7,128,635.03 and 2,193,633.35 is: 3,290,450.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,752,423.35 : 7,128,635.03 = 2,193,633.35 : x
  2. Step 2: Convert to fraction form
    4,752,423.35/7,128,635.03 = 2,193,633.35/x
  3. Step 3: Cross multiply
    4,752,423.35x = 7,128,635.03 × 2,193,633.35
  4. Step 4: Simplify right side
    4,752,423.35x = 15,637,611,530,818.09
  5. Step 5: Solve for x
    x = 15,637,611,530,818.09/4,752,423.35
  6. Step 6: Final answer
    x = 3,290,450.03

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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.