Home / 4,680,759.56-7,020,422.21-1,485,471.56

Finding the Fourth Proportional to 4,680,759.56, 7,020,422.21 and 1,485,471.56

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Solution

The fourth proportional to 4,680,759.56, 7,020,422.21 and 1,485,471.56 is: 2,227,979.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,759.56 : 7,020,422.21 = 1,485,471.56 : x
  2. Step 2: Convert to fraction form
    4,680,759.56/7,020,422.21 = 1,485,471.56/x
  3. Step 3: Cross multiply
    4,680,759.56x = 7,020,422.21 × 1,485,471.56
  4. Step 4: Simplify right side
    4,680,759.56x = 10,428,637,500,758.92
  5. Step 5: Solve for x
    x = 10,428,637,500,758.92/4,680,759.56
  6. Step 6: Final answer
    x = 2,227,979.75

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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.