Home / 1,507,833.24-2,080,783.02-828,769.56

Finding the Fourth Proportional to 1,507,833.24, 2,080,783.02 and 828,769.56

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Solution

The fourth proportional to 1,507,833.24, 2,080,783.02 and 828,769.56 is: 1,143,687.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,833.24 : 2,080,783.02 = 828,769.56 : x
  2. Step 2: Convert to fraction form
    1,507,833.24/2,080,783.02 = 828,769.56/x
  3. Step 3: Cross multiply
    1,507,833.24x = 2,080,783.02 × 828,769.56
  4. Step 4: Simplify right side
    1,507,833.24x = 1,724,489,627,940.87
  5. Step 5: Solve for x
    x = 1,724,489,627,940.87/1,507,833.24
  6. Step 6: Final answer
    x = 1,143,687.23

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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.