Home / 1,522,879.48-2,284,324.38-385,641.28

Finding the Fourth Proportional to 1,522,879.48, 2,284,324.38 and 385,641.28

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Solution

The fourth proportional to 1,522,879.48, 2,284,324.38 and 385,641.28 is: 578,463.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,879.48 : 2,284,324.38 = 385,641.28 : x
  2. Step 2: Convert to fraction form
    1,522,879.48/2,284,324.38 = 385,641.28/x
  3. Step 3: Cross multiply
    1,522,879.48x = 2,284,324.38 × 385,641.28
  4. Step 4: Simplify right side
    1,522,879.48x = 880,929,777,838.41
  5. Step 5: Solve for x
    x = 880,929,777,838.41/1,522,879.48
  6. Step 6: Final answer
    x = 578,463.23

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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.