Home / 1,440,999.48-2,161,542.96-494,356.56

Finding the Fourth Proportional to 1,440,999.48, 2,161,542.96 and 494,356.56

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Solution

The fourth proportional to 1,440,999.48, 2,161,542.96 and 494,356.56 is: 741,549.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,999.48 : 2,161,542.96 = 494,356.56 : x
  2. Step 2: Convert to fraction form
    1,440,999.48/2,161,542.96 = 494,356.56/x
  3. Step 3: Cross multiply
    1,440,999.48x = 2,161,542.96 × 494,356.56
  4. Step 4: Simplify right side
    1,440,999.48x = 1,068,572,941,997.82
  5. Step 5: Solve for x
    x = 1,068,572,941,997.82/1,440,999.48
  6. Step 6: Final answer
    x = 741,549.85

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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.