Home / 4,989,435.12-6,884,906.28-3,683,381.80

Finding the Fourth Proportional to 4,989,435.12, 6,884,906.28 and 3,683,381.80

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Solution

The fourth proportional to 4,989,435.12, 6,884,906.28 and 3,683,381.80 is: 5,082,687.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,435.12 : 6,884,906.28 = 3,683,381.80 : x
  2. Step 2: Convert to fraction form
    4,989,435.12/6,884,906.28 = 3,683,381.80/x
  3. Step 3: Cross multiply
    4,989,435.12x = 6,884,906.28 × 3,683,381.80
  4. Step 4: Simplify right side
    4,989,435.12x = 25,359,738,486,457.70
  5. Step 5: Solve for x
    x = 25,359,738,486,457.70/4,989,435.12
  6. Step 6: Final answer
    x = 5,082,687.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.