Home / 2,740,529.80-4,110,794.70-2,628,555.40

Finding the Fourth Proportional to 2,740,529.80, 4,110,794.70 and 2,628,555.40

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Solution

The fourth proportional to 2,740,529.80, 4,110,794.70 and 2,628,555.40 is: 3,942,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,529.80 : 4,110,794.70 = 2,628,555.40 : x
  2. Step 2: Convert to fraction form
    2,740,529.80/4,110,794.70 = 2,628,555.40/x
  3. Step 3: Cross multiply
    2,740,529.80x = 4,110,794.70 × 2,628,555.40
  4. Step 4: Simplify right side
    2,740,529.80x = 10,805,451,606,976.38
  5. Step 5: Solve for x
    x = 10,805,451,606,976.38/2,740,529.80
  6. Step 6: Final answer
    x = 3,942,833.10

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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.