Home / 1,661,020.14-2,292,505.04-972,651.81

Finding the Fourth Proportional to 1,661,020.14, 2,292,505.04 and 972,651.81

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Solution

The fourth proportional to 1,661,020.14, 2,292,505.04 and 972,651.81 is: 1,342,433.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,020.14 : 2,292,505.04 = 972,651.81 : x
  2. Step 2: Convert to fraction form
    1,661,020.14/2,292,505.04 = 972,651.81/x
  3. Step 3: Cross multiply
    1,661,020.14x = 2,292,505.04 × 972,651.81
  4. Step 4: Simplify right side
    1,661,020.14x = 2,229,809,165,127.60
  5. Step 5: Solve for x
    x = 2,229,809,165,127.60/1,661,020.14
  6. Step 6: Final answer
    x = 1,342,433.56

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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.