Home / 1,356,711.70-2,035,067.55-648,123.70

Finding the Fourth Proportional to 1,356,711.70, 2,035,067.55 and 648,123.70

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Solution

The fourth proportional to 1,356,711.70, 2,035,067.55 and 648,123.70 is: 972,185.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,711.70 : 2,035,067.55 = 648,123.70 : x
  2. Step 2: Convert to fraction form
    1,356,711.70/2,035,067.55 = 648,123.70/x
  3. Step 3: Cross multiply
    1,356,711.70x = 2,035,067.55 × 648,123.70
  4. Step 4: Simplify right side
    1,356,711.70x = 1,318,975,510,255.93
  5. Step 5: Solve for x
    x = 1,318,975,510,255.93/1,356,711.70
  6. Step 6: Final answer
    x = 972,185.55

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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.