Home / 1,383,106.32-2,074,659.48-372,230.55

Finding the Fourth Proportional to 1,383,106.32, 2,074,659.48 and 372,230.55

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Solution

The fourth proportional to 1,383,106.32, 2,074,659.48 and 372,230.55 is: 558,345.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,106.32 : 2,074,659.48 = 372,230.55 : x
  2. Step 2: Convert to fraction form
    1,383,106.32/2,074,659.48 = 372,230.55/x
  3. Step 3: Cross multiply
    1,383,106.32x = 2,074,659.48 × 372,230.55
  4. Step 4: Simplify right side
    1,383,106.32x = 772,251,639,303.11
  5. Step 5: Solve for x
    x = 772,251,639,303.11/1,383,106.32
  6. Step 6: Final answer
    x = 558,345.83

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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.