Home / 2,132,154.99-3,212,617.77-1,761,381.90

Finding the Fourth Proportional to 2,132,154.99, 3,212,617.77 and 1,761,381.90

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Solution

The fourth proportional to 2,132,154.99, 3,212,617.77 and 1,761,381.90 is: 2,653,956.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,154.99 : 3,212,617.77 = 1,761,381.90 : x
  2. Step 2: Convert to fraction form
    2,132,154.99/3,212,617.77 = 1,761,381.90/x
  3. Step 3: Cross multiply
    2,132,154.99x = 3,212,617.77 × 1,761,381.90
  4. Step 4: Simplify right side
    2,132,154.99x = 5,658,646,791,696.36
  5. Step 5: Solve for x
    x = 5,658,646,791,696.36/2,132,154.99
  6. Step 6: Final answer
    x = 2,653,956.59

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.