Home / 1,029,822.60-1,542,722.88-489,309.66

Finding the Fourth Proportional to 1,029,822.60, 1,542,722.88 and 489,309.66

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Solution

The fourth proportional to 1,029,822.60, 1,542,722.88 and 489,309.66 is: 733,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,822.60 : 1,542,722.88 = 489,309.66 : x
  2. Step 2: Convert to fraction form
    1,029,822.60/1,542,722.88 = 489,309.66/x
  3. Step 3: Cross multiply
    1,029,822.60x = 1,542,722.88 × 489,309.66
  4. Step 4: Simplify right side
    1,029,822.60x = 754,869,207,887.02
  5. Step 5: Solve for x
    x = 754,869,207,887.02/1,029,822.60
  6. Step 6: Final answer
    x = 733,008.97

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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.