Home / 3,921,329.40-5,881,998.96-1,225,668.44

Finding the Fourth Proportional to 3,921,329.40, 5,881,998.96 and 1,225,668.44

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Solution

The fourth proportional to 3,921,329.40, 5,881,998.96 and 1,225,668.44 is: 1,838,504.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,329.40 : 5,881,998.96 = 1,225,668.44 : x
  2. Step 2: Convert to fraction form
    3,921,329.40/5,881,998.96 = 1,225,668.44/x
  3. Step 3: Cross multiply
    3,921,329.40x = 5,881,998.96 × 1,225,668.44
  4. Step 4: Simplify right side
    3,921,329.40x = 7,209,380,459,974.83
  5. Step 5: Solve for x
    x = 7,209,380,459,974.83/3,921,329.40
  6. Step 6: Final answer
    x = 1,838,504.17

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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.