Home / 1,934,451.40-2,666,729.42-1,351,865.79

Finding the Fourth Proportional to 1,934,451.40, 2,666,729.42 and 1,351,865.79

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Solution

The fourth proportional to 1,934,451.40, 2,666,729.42 and 1,351,865.79 is: 1,863,608.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,451.40 : 2,666,729.42 = 1,351,865.79 : x
  2. Step 2: Convert to fraction form
    1,934,451.40/2,666,729.42 = 1,351,865.79/x
  3. Step 3: Cross multiply
    1,934,451.40x = 2,666,729.42 × 1,351,865.79
  4. Step 4: Simplify right side
    1,934,451.40x = 3,605,060,274,084.54
  5. Step 5: Solve for x
    x = 3,605,060,274,084.54/1,934,451.40
  6. Step 6: Final answer
    x = 1,863,608.60

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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.