Home / 3,618,199.16-4,993,118.61-2,148,401.06

Finding the Fourth Proportional to 3,618,199.16, 4,993,118.61 and 2,148,401.06

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Solution

The fourth proportional to 3,618,199.16, 4,993,118.61 and 2,148,401.06 is: 2,964,795.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618,199.16 : 4,993,118.61 = 2,148,401.06 : x
  2. Step 2: Convert to fraction form
    3,618,199.16/4,993,118.61 = 2,148,401.06/x
  3. Step 3: Cross multiply
    3,618,199.16x = 4,993,118.61 × 2,148,401.06
  4. Step 4: Simplify right side
    3,618,199.16x = 10,727,221,314,429.73
  5. Step 5: Solve for x
    x = 10,727,221,314,429.73/3,618,199.16
  6. Step 6: Final answer
    x = 2,964,795.70

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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.