Home / 2,989,218.33-4,484,578.49-859,306.32

Finding the Fourth Proportional to 2,989,218.33, 4,484,578.49 and 859,306.32

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Solution

The fourth proportional to 2,989,218.33, 4,484,578.49 and 859,306.32 is: 1,289,175.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,218.33 : 4,484,578.49 = 859,306.32 : x
  2. Step 2: Convert to fraction form
    2,989,218.33/4,484,578.49 = 859,306.32/x
  3. Step 3: Cross multiply
    2,989,218.33x = 4,484,578.49 × 859,306.32
  4. Step 4: Simplify right side
    2,989,218.33x = 3,853,626,634,696.53
  5. Step 5: Solve for x
    x = 3,853,626,634,696.53/2,989,218.33
  6. Step 6: Final answer
    x = 1,289,175.37

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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.