Home / 3,200,976.32-4,417,285.20-1,750,667.12

Finding the Fourth Proportional to 3,200,976.32, 4,417,285.20 and 1,750,667.12

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Solution

The fourth proportional to 3,200,976.32, 4,417,285.20 and 1,750,667.12 is: 2,415,886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200,976.32 : 4,417,285.20 = 1,750,667.12 : x
  2. Step 2: Convert to fraction form
    3,200,976.32/4,417,285.20 = 1,750,667.12/x
  3. Step 3: Cross multiply
    3,200,976.32x = 4,417,285.20 × 1,750,667.12
  4. Step 4: Simplify right side
    3,200,976.32x = 7,733,195,959,302.63
  5. Step 5: Solve for x
    x = 7,733,195,959,302.63/3,200,976.32
  6. Step 6: Final answer
    x = 2,415,886.65

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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.