Home / 1,076,640.88-1,614,876.51-469,414.86

Finding the Fourth Proportional to 1,076,640.88, 1,614,876.51 and 469,414.86

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Solution

The fourth proportional to 1,076,640.88, 1,614,876.51 and 469,414.86 is: 704,085.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,640.88 : 1,614,876.51 = 469,414.86 : x
  2. Step 2: Convert to fraction form
    1,076,640.88/1,614,876.51 = 469,414.86/x
  3. Step 3: Cross multiply
    1,076,640.88x = 1,614,876.51 × 469,414.86
  4. Step 4: Simplify right side
    1,076,640.88x = 758,047,030,858.94
  5. Step 5: Solve for x
    x = 758,047,030,858.94/1,076,640.88
  6. Step 6: Final answer
    x = 704,085.31

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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.