Home / 3,116,112.66-4,673,700.36-985,919.58

Finding the Fourth Proportional to 3,116,112.66, 4,673,700.36 and 985,919.58

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Solution

The fourth proportional to 3,116,112.66, 4,673,700.36 and 985,919.58 is: 1,478,731.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,112.66 : 4,673,700.36 = 985,919.58 : x
  2. Step 2: Convert to fraction form
    3,116,112.66/4,673,700.36 = 985,919.58/x
  3. Step 3: Cross multiply
    3,116,112.66x = 4,673,700.36 × 985,919.58
  4. Step 4: Simplify right side
    3,116,112.66x = 4,607,892,695,977.05
  5. Step 5: Solve for x
    x = 4,607,892,695,977.05/3,116,112.66
  6. Step 6: Final answer
    x = 1,478,731.10

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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.