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Finding the Fourth Proportional to 1,079,172, 1,489,257.36 and 602,244

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Solution

The fourth proportional to 1,079,172, 1,489,257.36 and 602,244 is: 831,096.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,172 : 1,489,257.36 = 602,244 : x
  2. Step 2: Convert to fraction form
    1,079,172/1,489,257.36 = 602,244/x
  3. Step 3: Cross multiply
    1,079,172x = 1,489,257.36 × 602,244
  4. Step 4: Simplify right side
    1,079,172x = 896,896,309,515.84
  5. Step 5: Solve for x
    x = 896,896,309,515.84/1,079,172
  6. Step 6: Final answer
    x = 831,096.72

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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.