Home / 1,660,983.40-2,487,327.90-1,096,964.20

Finding the Fourth Proportional to 1,660,983.40, 2,487,327.90 and 1,096,964.20

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Solution

The fourth proportional to 1,660,983.40, 2,487,327.90 and 1,096,964.20 is: 1,642,707.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,983.40 : 2,487,327.90 = 1,096,964.20 : x
  2. Step 2: Convert to fraction form
    1,660,983.40/2,487,327.90 = 1,096,964.20/x
  3. Step 3: Cross multiply
    1,660,983.40x = 2,487,327.90 × 1,096,964.20
  4. Step 4: Simplify right side
    1,660,983.40x = 2,728,509,659,961.18
  5. Step 5: Solve for x
    x = 2,728,509,659,961.18/1,660,983.40
  6. Step 6: Final answer
    x = 1,642,707.36

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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.