Home / 1,395,119-2,092,147.14-826,660.46

Finding the Fourth Proportional to 1,395,119, 2,092,147.14 and 826,660.46

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Solution

The fourth proportional to 1,395,119, 2,092,147.14 and 826,660.46 is: 1,239,675.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,119 : 2,092,147.14 = 826,660.46 : x
  2. Step 2: Convert to fraction form
    1,395,119/2,092,147.14 = 826,660.46/x
  3. Step 3: Cross multiply
    1,395,119x = 2,092,147.14 × 826,660.46
  4. Step 4: Simplify right side
    1,395,119x = 1,729,495,317,140.08
  5. Step 5: Solve for x
    x = 1,729,495,317,140.08/1,395,119
  6. Step 6: Final answer
    x = 1,239,675.84

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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.