Home / 5,188,759.12-7,160,016.36-2,896,498

Finding the Fourth Proportional to 5,188,759.12, 7,160,016.36 and 2,896,498

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Solution

The fourth proportional to 5,188,759.12, 7,160,016.36 and 2,896,498 is: 3,996,904.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,759.12 : 7,160,016.36 = 2,896,498 : x
  2. Step 2: Convert to fraction form
    5,188,759.12/7,160,016.36 = 2,896,498/x
  3. Step 3: Cross multiply
    5,188,759.12x = 7,160,016.36 × 2,896,498
  4. Step 4: Simplify right side
    5,188,759.12x = 20,738,973,066,707.28
  5. Step 5: Solve for x
    x = 20,738,973,066,707.28/5,188,759.12
  6. Step 6: Final answer
    x = 3,996,904.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.