Home / 1,191,933.74-1,644,857.00-648,069.53

Finding the Fourth Proportional to 1,191,933.74, 1,644,857.00 and 648,069.53

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Solution

The fourth proportional to 1,191,933.74, 1,644,857.00 and 648,069.53 is: 894,329.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,933.74 : 1,644,857.00 = 648,069.53 : x
  2. Step 2: Convert to fraction form
    1,191,933.74/1,644,857.00 = 648,069.53/x
  3. Step 3: Cross multiply
    1,191,933.74x = 1,644,857.00 × 648,069.53
  4. Step 4: Simplify right side
    1,191,933.74x = 1,065,981,704,527.38
  5. Step 5: Solve for x
    x = 1,065,981,704,527.38/1,191,933.74
  6. Step 6: Final answer
    x = 894,329.66

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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.