Home / 1,203,227.63-1,660,454.13-719,813.15

Finding the Fourth Proportional to 1,203,227.63, 1,660,454.13 and 719,813.15

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Solution

The fourth proportional to 1,203,227.63, 1,660,454.13 and 719,813.15 is: 993,342.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,227.63 : 1,660,454.13 = 719,813.15 : x
  2. Step 2: Convert to fraction form
    1,203,227.63/1,660,454.13 = 719,813.15/x
  3. Step 3: Cross multiply
    1,203,227.63x = 1,660,454.13 × 719,813.15
  4. Step 4: Simplify right side
    1,203,227.63x = 1,195,216,709,443.54
  5. Step 5: Solve for x
    x = 1,195,216,709,443.54/1,203,227.63
  6. Step 6: Final answer
    x = 993,342.14

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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.