Home / 2,196,853.68-3,031,398.80-1,266,550.96

Finding the Fourth Proportional to 2,196,853.68, 3,031,398.80 and 1,266,550.96

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Solution

The fourth proportional to 2,196,853.68, 3,031,398.80 and 1,266,550.96 is: 1,747,690.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,853.68 : 3,031,398.80 = 1,266,550.96 : x
  2. Step 2: Convert to fraction form
    2,196,853.68/3,031,398.80 = 1,266,550.96/x
  3. Step 3: Cross multiply
    2,196,853.68x = 3,031,398.80 × 1,266,550.96
  4. Step 4: Simplify right side
    2,196,853.68x = 3,839,421,060,282.85
  5. Step 5: Solve for x
    x = 3,839,421,060,282.85/2,196,853.68
  6. Step 6: Final answer
    x = 1,747,690.84

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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.