Home / 5,462,455.80-8,192,906.10-1,868,388.60

Finding the Fourth Proportional to 5,462,455.80, 8,192,906.10 and 1,868,388.60

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Solution

The fourth proportional to 5,462,455.80, 8,192,906.10 and 1,868,388.60 is: 2,802,316.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462,455.80 : 8,192,906.10 = 1,868,388.60 : x
  2. Step 2: Convert to fraction form
    5,462,455.80/8,192,906.10 = 1,868,388.60/x
  3. Step 3: Cross multiply
    5,462,455.80x = 8,192,906.10 × 1,868,388.60
  4. Step 4: Simplify right side
    5,462,455.80x = 15,307,532,358,110.46
  5. Step 5: Solve for x
    x = 15,307,532,358,110.46/5,462,455.80
  6. Step 6: Final answer
    x = 2,802,316.93

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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.