Home / 1,310,817.96-1,966,991.22-552,613.05

Finding the Fourth Proportional to 1,310,817.96, 1,966,991.22 and 552,613.05

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Solution

The fourth proportional to 1,310,817.96, 1,966,991.22 and 552,613.05 is: 829,241.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,817.96 : 1,966,991.22 = 552,613.05 : x
  2. Step 2: Convert to fraction form
    1,310,817.96/1,966,991.22 = 552,613.05/x
  3. Step 3: Cross multiply
    1,310,817.96x = 1,966,991.22 × 552,613.05
  4. Step 4: Simplify right side
    1,310,817.96x = 1,086,985,017,407.42
  5. Step 5: Solve for x
    x = 1,086,985,017,407.42/1,310,817.96
  6. Step 6: Final answer
    x = 829,241.78

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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.