Home / 989,593.24-1,483,208.70-540,427

Finding the Fourth Proportional to 989,593.24, 1,483,208.70 and 540,427

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Solution

The fourth proportional to 989,593.24, 1,483,208.70 and 540,427 is: 809,995.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,593.24 : 1,483,208.70 = 540,427 : x
  2. Step 2: Convert to fraction form
    989,593.24/1,483,208.70 = 540,427/x
  3. Step 3: Cross multiply
    989,593.24x = 1,483,208.70 × 540,427
  4. Step 4: Simplify right side
    989,593.24x = 801,566,028,114.90
  5. Step 5: Solve for x
    x = 801,566,028,114.90/989,593.24
  6. Step 6: Final answer
    x = 809,995.46

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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.