Home / 1,843,750.20-2,766,014.10-778,243.80

Finding the Fourth Proportional to 1,843,750.20, 2,766,014.10 and 778,243.80

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Solution

The fourth proportional to 1,843,750.20, 2,766,014.10 and 778,243.80 is: 1,167,529.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,750.20 : 2,766,014.10 = 778,243.80 : x
  2. Step 2: Convert to fraction form
    1,843,750.20/2,766,014.10 = 778,243.80/x
  3. Step 3: Cross multiply
    1,843,750.20x = 2,766,014.10 × 778,243.80
  4. Step 4: Simplify right side
    1,843,750.20x = 2,152,633,324,037.58
  5. Step 5: Solve for x
    x = 2,152,633,324,037.58/1,843,750.20
  6. Step 6: Final answer
    x = 1,167,529.81

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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.