Home / 1,440,983.42-2,161,518.87-494,340.50

Finding the Fourth Proportional to 1,440,983.42, 2,161,518.87 and 494,340.50

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Solution

The fourth proportional to 1,440,983.42, 2,161,518.87 and 494,340.50 is: 741,525.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,983.42 : 2,161,518.87 = 494,340.50 : x
  2. Step 2: Convert to fraction form
    1,440,983.42/2,161,518.87 = 494,340.50/x
  3. Step 3: Cross multiply
    1,440,983.42x = 2,161,518.87 × 494,340.50
  4. Step 4: Simplify right side
    1,440,983.42x = 1,068,526,318,955.24
  5. Step 5: Solve for x
    x = 1,068,526,318,955.24/1,440,983.42
  6. Step 6: Final answer
    x = 741,525.76

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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.