Home / 5,314,121.93-7,972,447.73-1,719,888.88

Finding the Fourth Proportional to 5,314,121.93, 7,972,447.73 and 1,719,888.88

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Solution

The fourth proportional to 5,314,121.93, 7,972,447.73 and 1,719,888.88 is: 2,580,242.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,121.93 : 7,972,447.73 = 1,719,888.88 : x
  2. Step 2: Convert to fraction form
    5,314,121.93/7,972,447.73 = 1,719,888.88/x
  3. Step 3: Cross multiply
    5,314,121.93x = 7,972,447.73 × 1,719,888.88
  4. Step 4: Simplify right side
    5,314,121.93x = 13,711,724,193,300.39
  5. Step 5: Solve for x
    x = 13,711,724,193,300.39/5,314,121.93
  6. Step 6: Final answer
    x = 2,580,242.68

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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.