Home / 1,251,220.74-1,726,444.17-792,012.30

Finding the Fourth Proportional to 1,251,220.74, 1,726,444.17 and 792,012.30

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Solution

The fourth proportional to 1,251,220.74, 1,726,444.17 and 792,012.30 is: 1,092,824.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,220.74 : 1,726,444.17 = 792,012.30 : x
  2. Step 2: Convert to fraction form
    1,251,220.74/1,726,444.17 = 792,012.30/x
  3. Step 3: Cross multiply
    1,251,220.74x = 1,726,444.17 × 792,012.30
  4. Step 4: Simplify right side
    1,251,220.74x = 1,367,365,017,903.29
  5. Step 5: Solve for x
    x = 1,367,365,017,903.29/1,251,220.74
  6. Step 6: Final answer
    x = 1,092,824.77

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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.