Home / 1,672,939.89-2,509,404.87-474,863.22

Finding the Fourth Proportional to 1,672,939.89, 2,509,404.87 and 474,863.22

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Solution

The fourth proportional to 1,672,939.89, 2,509,404.87 and 474,863.22 is: 712,293.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,939.89 : 2,509,404.87 = 474,863.22 : x
  2. Step 2: Convert to fraction form
    1,672,939.89/2,509,404.87 = 474,863.22/x
  3. Step 3: Cross multiply
    1,672,939.89x = 2,509,404.87 × 474,863.22
  4. Step 4: Simplify right side
    1,672,939.89x = 1,191,624,076,851.88
  5. Step 5: Solve for x
    x = 1,191,624,076,851.88/1,672,939.89
  6. Step 6: Final answer
    x = 712,293.42

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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.