Home / 1,668,055.32-2,501,135.04-656,629.56

Finding the Fourth Proportional to 1,668,055.32, 2,501,135.04 and 656,629.56

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Solution

The fourth proportional to 1,668,055.32, 2,501,135.04 and 656,629.56 is: 984,571.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,055.32 : 2,501,135.04 = 656,629.56 : x
  2. Step 2: Convert to fraction form
    1,668,055.32/2,501,135.04 = 656,629.56/x
  3. Step 3: Cross multiply
    1,668,055.32x = 2,501,135.04 × 656,629.56
  4. Step 4: Simplify right side
    1,668,055.32x = 1,642,319,200,815.78
  5. Step 5: Solve for x
    x = 1,642,319,200,815.78/1,668,055.32
  6. Step 6: Final answer
    x = 984,571.18

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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.