Home / 2,129,615.80-3,192,848.10-1,006,372.60

Finding the Fourth Proportional to 2,129,615.80, 3,192,848.10 and 1,006,372.60

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Solution

The fourth proportional to 2,129,615.80, 3,192,848.10 and 1,006,372.60 is: 1,508,814.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,615.80 : 3,192,848.10 = 1,006,372.60 : x
  2. Step 2: Convert to fraction form
    2,129,615.80/3,192,848.10 = 1,006,372.60/x
  3. Step 3: Cross multiply
    2,129,615.80x = 3,192,848.10 × 1,006,372.60
  4. Step 4: Simplify right side
    2,129,615.80x = 3,213,194,843,802.06
  5. Step 5: Solve for x
    x = 3,213,194,843,802.06/2,129,615.80
  6. Step 6: Final answer
    x = 1,508,814.33

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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.