Home / 1,177,919.52-1,625,102-668,326.72

Finding the Fourth Proportional to 1,177,919.52, 1,625,102 and 668,326.72

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Solution

The fourth proportional to 1,177,919.52, 1,625,102 and 668,326.72 is: 922,048.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,919.52 : 1,625,102 = 668,326.72 : x
  2. Step 2: Convert to fraction form
    1,177,919.52/1,625,102 = 668,326.72/x
  3. Step 3: Cross multiply
    1,177,919.52x = 1,625,102 × 668,326.72
  4. Step 4: Simplify right side
    1,177,919.52x = 1,086,099,089,325.44
  5. Step 5: Solve for x
    x = 1,086,099,089,325.44/1,177,919.52
  6. Step 6: Final answer
    x = 922,048.64

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Double scale
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1.5x scale

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.