Home / 1,340,700.66-2,011,706.55-630,799.38

Finding the Fourth Proportional to 1,340,700.66, 2,011,706.55 and 630,799.38

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Solution

The fourth proportional to 1,340,700.66, 2,011,706.55 and 630,799.38 is: 946,507.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,700.66 : 2,011,706.55 = 630,799.38 : x
  2. Step 2: Convert to fraction form
    1,340,700.66/2,011,706.55 = 630,799.38/x
  3. Step 3: Cross multiply
    1,340,700.66x = 2,011,706.55 × 630,799.38
  4. Step 4: Simplify right side
    1,340,700.66x = 1,268,983,244,481.94
  5. Step 5: Solve for x
    x = 1,268,983,244,481.94/1,340,700.66
  6. Step 6: Final answer
    x = 946,507.51

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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.