Home / 1,791,092.42-2,686,993.20-511,710.98

Finding the Fourth Proportional to 1,791,092.42, 2,686,993.20 and 511,710.98

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Solution

The fourth proportional to 1,791,092.42, 2,686,993.20 and 511,710.98 is: 767,667.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,092.42 : 2,686,993.20 = 511,710.98 : x
  2. Step 2: Convert to fraction form
    1,791,092.42/2,686,993.20 = 511,710.98/x
  3. Step 3: Cross multiply
    1,791,092.42x = 2,686,993.20 × 511,710.98
  4. Step 4: Simplify right side
    1,791,092.42x = 1,374,963,923,625.34
  5. Step 5: Solve for x
    x = 1,374,963,923,625.34/1,791,092.42
  6. Step 6: Final answer
    x = 767,667.77

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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.