Home / 1,197,455.42-1,796,469.11-398,743.89

Finding the Fourth Proportional to 1,197,455.42, 1,796,469.11 and 398,743.89

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Solution

The fourth proportional to 1,197,455.42, 1,796,469.11 and 398,743.89 is: 598,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,455.42 : 1,796,469.11 = 398,743.89 : x
  2. Step 2: Convert to fraction form
    1,197,455.42/1,796,469.11 = 398,743.89/x
  3. Step 3: Cross multiply
    1,197,455.42x = 1,796,469.11 × 398,743.89
  4. Step 4: Simplify right side
    1,197,455.42x = 716,331,081,186.24
  5. Step 5: Solve for x
    x = 716,331,081,186.24/1,197,455.42
  6. Step 6: Final answer
    x = 598,211.06

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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.