Home / 3,693,215.12-5,540,139.84-1,296,853.76

Finding the Fourth Proportional to 3,693,215.12, 5,540,139.84 and 1,296,853.76

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Solution

The fourth proportional to 3,693,215.12, 5,540,139.84 and 1,296,853.76 is: 1,945,392.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693,215.12 : 5,540,139.84 = 1,296,853.76 : x
  2. Step 2: Convert to fraction form
    3,693,215.12/5,540,139.84 = 1,296,853.76/x
  3. Step 3: Cross multiply
    3,693,215.12x = 5,540,139.84 × 1,296,853.76
  4. Step 4: Simplify right side
    3,693,215.12x = 7,184,751,182,429.80
  5. Step 5: Solve for x
    x = 7,184,751,182,429.80/3,693,215.12
  6. Step 6: Final answer
    x = 1,945,392.01

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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.