Home / 1,882,136.76-2,597,339.72-1,066,338.69

Finding the Fourth Proportional to 1,882,136.76, 2,597,339.72 and 1,066,338.69

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Solution

The fourth proportional to 1,882,136.76, 2,597,339.72 and 1,066,338.69 is: 1,471,542.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,136.76 : 2,597,339.72 = 1,066,338.69 : x
  2. Step 2: Convert to fraction form
    1,882,136.76/2,597,339.72 = 1,066,338.69/x
  3. Step 3: Cross multiply
    1,882,136.76x = 2,597,339.72 × 1,066,338.69
  4. Step 4: Simplify right side
    1,882,136.76x = 2,769,643,829,178.07
  5. Step 5: Solve for x
    x = 2,769,643,829,178.07/1,882,136.76
  6. Step 6: Final answer
    x = 1,471,542.29

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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.