Home / 3,116,102.66-4,673,685.36-985,909.58

Finding the Fourth Proportional to 3,116,102.66, 4,673,685.36 and 985,909.58

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Solution

The fourth proportional to 3,116,102.66, 4,673,685.36 and 985,909.58 is: 1,478,716.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116,102.66 : 4,673,685.36 = 985,909.58 : x
  2. Step 2: Convert to fraction form
    3,116,102.66/4,673,685.36 = 985,909.58/x
  3. Step 3: Cross multiply
    3,116,102.66x = 4,673,685.36 × 985,909.58
  4. Step 4: Simplify right side
    3,116,102.66x = 4,607,831,170,329.75
  5. Step 5: Solve for x
    x = 4,607,831,170,329.75/3,116,102.66
  6. Step 6: Final answer
    x = 1,478,716.10

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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.