Home / 1,868,490.07-2,802,735-448,546.15

Finding the Fourth Proportional to 1,868,490.07, 2,802,735 and 448,546.15

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Solution

The fourth proportional to 1,868,490.07, 2,802,735 and 448,546.15 is: 672,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,490.07 : 2,802,735 = 448,546.15 : x
  2. Step 2: Convert to fraction form
    1,868,490.07/2,802,735 = 448,546.15/x
  3. Step 3: Cross multiply
    1,868,490.07x = 2,802,735 × 448,546.15
  4. Step 4: Simplify right side
    1,868,490.07x = 1,257,155,993,720.25
  5. Step 5: Solve for x
    x = 1,257,155,993,720.25/1,868,490.07
  6. Step 6: Final answer
    x = 672,819.20

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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.