Home / 1,551,178.55-2,326,986.53-486,109.55

Finding the Fourth Proportional to 1,551,178.55, 2,326,986.53 and 486,109.55

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Solution

The fourth proportional to 1,551,178.55, 2,326,986.53 and 486,109.55 is: 729,232.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,178.55 : 2,326,986.53 = 486,109.55 : x
  2. Step 2: Convert to fraction form
    1,551,178.55/2,326,986.53 = 486,109.55/x
  3. Step 3: Cross multiply
    1,551,178.55x = 2,326,986.53 × 486,109.55
  4. Step 4: Simplify right side
    1,551,178.55x = 1,131,170,374,954.36
  5. Step 5: Solve for x
    x = 1,131,170,374,954.36/1,551,178.55
  6. Step 6: Final answer
    x = 729,232.86

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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.