Home / 1,440,704.30-1,988,172.61-796,124.48

Finding the Fourth Proportional to 1,440,704.30, 1,988,172.61 and 796,124.48

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Solution

The fourth proportional to 1,440,704.30, 1,988,172.61 and 796,124.48 is: 1,098,652.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,704.30 : 1,988,172.61 = 796,124.48 : x
  2. Step 2: Convert to fraction form
    1,440,704.30/1,988,172.61 = 796,124.48/x
  3. Step 3: Cross multiply
    1,440,704.30x = 1,988,172.61 × 796,124.48
  4. Step 4: Simplify right side
    1,440,704.30x = 1,582,832,873,355.32
  5. Step 5: Solve for x
    x = 1,582,832,873,355.32/1,440,704.30
  6. Step 6: Final answer
    x = 1,098,652.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.