Home / 1,888,190.64-2,604,512.44-1,123,673.52

Finding the Fourth Proportional to 1,888,190.64, 2,604,512.44 and 1,123,673.52

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Solution

The fourth proportional to 1,888,190.64, 2,604,512.44 and 1,123,673.52 is: 1,549,960.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,190.64 : 2,604,512.44 = 1,123,673.52 : x
  2. Step 2: Convert to fraction form
    1,888,190.64/2,604,512.44 = 1,123,673.52/x
  3. Step 3: Cross multiply
    1,888,190.64x = 2,604,512.44 × 1,123,673.52
  4. Step 4: Simplify right side
    1,888,190.64x = 2,926,621,661,338.59
  5. Step 5: Solve for x
    x = 2,926,621,661,338.59/1,888,190.64
  6. Step 6: Final answer
    x = 1,549,960.90

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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.