Home / 4,428,505.65-6,642,758.48-3,868,633.65

Finding the Fourth Proportional to 4,428,505.65, 6,642,758.48 and 3,868,633.65

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Solution

The fourth proportional to 4,428,505.65, 6,642,758.48 and 3,868,633.65 is: 5,802,950.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,505.65 : 6,642,758.48 = 3,868,633.65 : x
  2. Step 2: Convert to fraction form
    4,428,505.65/6,642,758.48 = 3,868,633.65/x
  3. Step 3: Cross multiply
    4,428,505.65x = 6,642,758.48 × 3,868,633.65
  4. Step 4: Simplify right side
    4,428,505.65x = 25,698,398,965,207.68
  5. Step 5: Solve for x
    x = 25,698,398,965,207.68/4,428,505.65
  6. Step 6: Final answer
    x = 5,802,950.48

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Double scale
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Similar ratio
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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.