Home / 5,322,759.28-7,345,400.60-3,030,920

Finding the Fourth Proportional to 5,322,759.28, 7,345,400.60 and 3,030,920

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Solution

The fourth proportional to 5,322,759.28, 7,345,400.60 and 3,030,920 is: 4,182,665.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322,759.28 : 7,345,400.60 = 3,030,920 : x
  2. Step 2: Convert to fraction form
    5,322,759.28/7,345,400.60 = 3,030,920/x
  3. Step 3: Cross multiply
    5,322,759.28x = 7,345,400.60 × 3,030,920
  4. Step 4: Simplify right side
    5,322,759.28x = 22,263,321,586,552
  5. Step 5: Solve for x
    x = 22,263,321,586,552/5,322,759.28
  6. Step 6: Final answer
    x = 4,182,665.50

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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.