Home / 5,323,131.48-7,986,984.66-1,729,999.56

Finding the Fourth Proportional to 5,323,131.48, 7,986,984.66 and 1,729,999.56

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Solution

The fourth proportional to 5,323,131.48, 7,986,984.66 and 1,729,999.56 is: 2,595,742.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323,131.48 : 7,986,984.66 = 1,729,999.56 : x
  2. Step 2: Convert to fraction form
    5,323,131.48/7,986,984.66 = 1,729,999.56/x
  3. Step 3: Cross multiply
    5,323,131.48x = 7,986,984.66 × 1,729,999.56
  4. Step 4: Simplify right side
    5,323,131.48x = 13,817,479,947,526.75
  5. Step 5: Solve for x
    x = 13,817,479,947,526.75/5,323,131.48
  6. Step 6: Final answer
    x = 2,595,742.75

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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.