Home / 3,115,046.02-4,672,537.89-985,130.50

Finding the Fourth Proportional to 3,115,046.02, 4,672,537.89 and 985,130.50

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Solution

The fourth proportional to 3,115,046.02, 4,672,537.89 and 985,130.50 is: 1,477,685.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,046.02 : 4,672,537.89 = 985,130.50 : x
  2. Step 2: Convert to fraction form
    3,115,046.02/4,672,537.89 = 985,130.50/x
  3. Step 3: Cross multiply
    3,115,046.02x = 4,672,537.89 × 985,130.50
  4. Step 4: Simplify right side
    3,115,046.02x = 4,603,059,587,844.64
  5. Step 5: Solve for x
    x = 4,603,059,587,844.64/3,115,046.02
  6. Step 6: Final answer
    x = 1,477,685.90

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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.