Home / 1,197,986.27-1,653,287.90-654,172.52

Finding the Fourth Proportional to 1,197,986.27, 1,653,287.90 and 654,172.52

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Solution

The fourth proportional to 1,197,986.27, 1,653,287.90 and 654,172.52 is: 902,794.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,986.27 : 1,653,287.90 = 654,172.52 : x
  2. Step 2: Convert to fraction form
    1,197,986.27/1,653,287.90 = 654,172.52/x
  3. Step 3: Cross multiply
    1,197,986.27x = 1,653,287.90 × 654,172.52
  4. Step 4: Simplify right side
    1,197,986.27x = 1,081,535,500,291.21
  5. Step 5: Solve for x
    x = 1,081,535,500,291.21/1,197,986.27
  6. Step 6: Final answer
    x = 902,794.57

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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.