Home / 1,092,127-1,638,079.80-293,304.78

Finding the Fourth Proportional to 1,092,127, 1,638,079.80 and 293,304.78

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Solution

The fourth proportional to 1,092,127, 1,638,079.80 and 293,304.78 is: 439,927.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,127 : 1,638,079.80 = 293,304.78 : x
  2. Step 2: Convert to fraction form
    1,092,127/1,638,079.80 = 293,304.78/x
  3. Step 3: Cross multiply
    1,092,127x = 1,638,079.80 × 293,304.78
  4. Step 4: Simplify right side
    1,092,127x = 480,456,635,361.44
  5. Step 5: Solve for x
    x = 480,456,635,361.44/1,092,127
  6. Step 6: Final answer
    x = 439,927.44

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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.