Home / 2,143,926.06-2,960,002.35-1,328,996.46

Finding the Fourth Proportional to 2,143,926.06, 2,960,002.35 and 1,328,996.46

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Solution

The fourth proportional to 2,143,926.06, 2,960,002.35 and 1,328,996.46 is: 1,834,873.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,143,926.06 : 2,960,002.35 = 1,328,996.46 : x
  2. Step 2: Convert to fraction form
    2,143,926.06/2,960,002.35 = 1,328,996.46/x
  3. Step 3: Cross multiply
    2,143,926.06x = 2,960,002.35 × 1,328,996.46
  4. Step 4: Simplify right side
    2,143,926.06x = 3,933,832,644,741.68
  5. Step 5: Solve for x
    x = 3,933,832,644,741.68/2,143,926.06
  6. Step 6: Final answer
    x = 1,834,873.28

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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.