Home / 3,070,730.66-4,236,238.04-1,780,823.48

Finding the Fourth Proportional to 3,070,730.66, 4,236,238.04 and 1,780,823.48

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Solution

The fourth proportional to 3,070,730.66, 4,236,238.04 and 1,780,823.48 is: 2,456,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070,730.66 : 4,236,238.04 = 1,780,823.48 : x
  2. Step 2: Convert to fraction form
    3,070,730.66/4,236,238.04 = 1,780,823.48/x
  3. Step 3: Cross multiply
    3,070,730.66x = 4,236,238.04 × 1,780,823.48
  4. Step 4: Simplify right side
    3,070,730.66x = 7,543,992,138,415.87
  5. Step 5: Solve for x
    x = 7,543,992,138,415.87/3,070,730.66
  6. Step 6: Final answer
    x = 2,456,741.73

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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.