Home / 1,109,939.42-1,531,716.41-600,641.80

Finding the Fourth Proportional to 1,109,939.42, 1,531,716.41 and 600,641.80

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Solution

The fourth proportional to 1,109,939.42, 1,531,716.41 and 600,641.80 is: 828,885.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,939.42 : 1,531,716.41 = 600,641.80 : x
  2. Step 2: Convert to fraction form
    1,109,939.42/1,531,716.41 = 600,641.80/x
  3. Step 3: Cross multiply
    1,109,939.42x = 1,531,716.41 × 600,641.80
  4. Step 4: Simplify right side
    1,109,939.42x = 920,012,898,588.73
  5. Step 5: Solve for x
    x = 920,012,898,588.73/1,109,939.42
  6. Step 6: Final answer
    x = 828,885.69

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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.