Home / 1,790,203.58-2,685,232.54-442,332.25

Finding the Fourth Proportional to 1,790,203.58, 2,685,232.54 and 442,332.25

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Solution

The fourth proportional to 1,790,203.58, 2,685,232.54 and 442,332.25 is: 663,480.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,203.58 : 2,685,232.54 = 442,332.25 : x
  2. Step 2: Convert to fraction form
    1,790,203.58/2,685,232.54 = 442,332.25/x
  3. Step 3: Cross multiply
    1,790,203.58x = 2,685,232.54 × 442,332.25
  4. Step 4: Simplify right side
    1,790,203.58x = 1,187,764,937,765.25
  5. Step 5: Solve for x
    x = 1,187,764,937,765.25/1,790,203.58
  6. Step 6: Final answer
    x = 663,480.37

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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.