Home / 1,440,796.24-1,988,129.64-796,178

Finding the Fourth Proportional to 1,440,796.24, 1,988,129.64 and 796,178

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Solution

The fourth proportional to 1,440,796.24, 1,988,129.64 and 796,178 is: 1,098,632.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,796.24 : 1,988,129.64 = 796,178 : x
  2. Step 2: Convert to fraction form
    1,440,796.24/1,988,129.64 = 796,178/x
  3. Step 3: Cross multiply
    1,440,796.24x = 1,988,129.64 × 796,178
  4. Step 4: Simplify right side
    1,440,796.24x = 1,582,905,080,515.92
  5. Step 5: Solve for x
    x = 1,582,905,080,515.92/1,440,796.24
  6. Step 6: Final answer
    x = 1,098,632.16

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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.