Home / 3,989,181.38-5,983,772.20-997,365.38

Finding the Fourth Proportional to 3,989,181.38, 5,983,772.20 and 997,365.38

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Solution

The fourth proportional to 3,989,181.38, 5,983,772.20 and 997,365.38 is: 1,496,048.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,989,181.38 : 5,983,772.20 = 997,365.38 : x
  2. Step 2: Convert to fraction form
    3,989,181.38/5,983,772.20 = 997,365.38/x
  3. Step 3: Cross multiply
    3,989,181.38x = 5,983,772.20 × 997,365.38
  4. Step 4: Simplify right side
    3,989,181.38x = 5,968,007,201,674.16
  5. Step 5: Solve for x
    x = 5,968,007,201,674.16/3,989,181.38
  6. Step 6: Final answer
    x = 1,496,048.10

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1.5x scale

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.