Home / 1,868,488.57-2,802,732.75-448,544.65

Finding the Fourth Proportional to 1,868,488.57, 2,802,732.75 and 448,544.65

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Solution

The fourth proportional to 1,868,488.57, 2,802,732.75 and 448,544.65 is: 672,816.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,488.57 : 2,802,732.75 = 448,544.65 : x
  2. Step 2: Convert to fraction form
    1,868,488.57/2,802,732.75 = 448,544.65/x
  3. Step 3: Cross multiply
    1,868,488.57x = 2,802,732.75 × 448,544.65
  4. Step 4: Simplify right side
    1,868,488.57x = 1,257,150,780,392.29
  5. Step 5: Solve for x
    x = 1,257,150,780,392.29/1,868,488.57
  6. Step 6: Final answer
    x = 672,816.95

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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.