Home / 1,150,632.13-1,587,733.74-660,574.64

Finding the Fourth Proportional to 1,150,632.13, 1,587,733.74 and 660,574.64

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Solution

The fourth proportional to 1,150,632.13, 1,587,733.74 and 660,574.64 is: 911,513.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,632.13 : 1,587,733.74 = 660,574.64 : x
  2. Step 2: Convert to fraction form
    1,150,632.13/1,587,733.74 = 660,574.64/x
  3. Step 3: Cross multiply
    1,150,632.13x = 1,587,733.74 × 660,574.64
  4. Step 4: Simplify right side
    1,150,632.13x = 1,048,816,643,716.35
  5. Step 5: Solve for x
    x = 1,048,816,643,716.35/1,150,632.13
  6. Step 6: Final answer
    x = 911,513.43

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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.