Home / 1,526,992.40-2,289,979.95-615,939.56

Finding the Fourth Proportional to 1,526,992.40, 2,289,979.95 and 615,939.56

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Solution

The fourth proportional to 1,526,992.40, 2,289,979.95 and 615,939.56 is: 923,704.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,992.40 : 2,289,979.95 = 615,939.56 : x
  2. Step 2: Convert to fraction form
    1,526,992.40/2,289,979.95 = 615,939.56/x
  3. Step 3: Cross multiply
    1,526,992.40x = 2,289,979.95 × 615,939.56
  4. Step 4: Simplify right side
    1,526,992.40x = 1,410,489,231,361.92
  5. Step 5: Solve for x
    x = 1,410,489,231,361.92/1,526,992.40
  6. Step 6: Final answer
    x = 923,704.16

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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.