Home / 3,557,396-5,336,107.50-861,716

Finding the Fourth Proportional to 3,557,396, 5,336,107.50 and 861,716

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Solution

The fourth proportional to 3,557,396, 5,336,107.50 and 861,716 is: 1,292,577.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,396 : 5,336,107.50 = 861,716 : x
  2. Step 2: Convert to fraction form
    3,557,396/5,336,107.50 = 861,716/x
  3. Step 3: Cross multiply
    3,557,396x = 5,336,107.50 × 861,716
  4. Step 4: Simplify right side
    3,557,396x = 4,598,209,210,470
  5. Step 5: Solve for x
    x = 4,598,209,210,470/3,557,396
  6. Step 6: Final answer
    x = 1,292,577.27

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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.