Home / 4,989,439.87-6,884,912.85-3,683,386.55

Finding the Fourth Proportional to 4,989,439.87, 6,884,912.85 and 3,683,386.55

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Solution

The fourth proportional to 4,989,439.87, 6,884,912.85 and 3,683,386.55 is: 5,082,693.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,439.87 : 6,884,912.85 = 3,683,386.55 : x
  2. Step 2: Convert to fraction form
    4,989,439.87/6,884,912.85 = 3,683,386.55/x
  3. Step 3: Cross multiply
    4,989,439.87x = 6,884,912.85 × 3,683,386.55
  4. Step 4: Simplify right side
    4,989,439.87x = 25,359,795,389,612.16
  5. Step 5: Solve for x
    x = 25,359,795,389,612.16/4,989,439.87
  6. Step 6: Final answer
    x = 5,082,693.86

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1.5x scale

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.