Home / 1,394,132.42-1,922,365.86-963,665.22

Finding the Fourth Proportional to 1,394,132.42, 1,922,365.86 and 963,665.22

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Solution

The fourth proportional to 1,394,132.42, 1,922,365.86 and 963,665.22 is: 1,328,795.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,132.42 : 1,922,365.86 = 963,665.22 : x
  2. Step 2: Convert to fraction form
    1,394,132.42/1,922,365.86 = 963,665.22/x
  3. Step 3: Cross multiply
    1,394,132.42x = 1,922,365.86 × 963,665.22
  4. Step 4: Simplify right side
    1,394,132.42x = 1,852,517,119,397.39
  5. Step 5: Solve for x
    x = 1,852,517,119,397.39/1,394,132.42
  6. Step 6: Final answer
    x = 1,328,795.67

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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.