Home / 1,197,557.90-1,795,672.24-398,403.19

Finding the Fourth Proportional to 1,197,557.90, 1,795,672.24 and 398,403.19

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Solution

The fourth proportional to 1,197,557.90, 1,795,672.24 and 398,403.19 is: 597,383.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,557.90 : 1,795,672.24 = 398,403.19 : x
  2. Step 2: Convert to fraction form
    1,197,557.90/1,795,672.24 = 398,403.19/x
  3. Step 3: Cross multiply
    1,197,557.90x = 1,795,672.24 × 398,403.19
  4. Step 4: Simplify right side
    1,197,557.90x = 715,401,548,610.45
  5. Step 5: Solve for x
    x = 715,401,548,610.45/1,197,557.90
  6. Step 6: Final answer
    x = 597,383.69

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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.