Home / 2,134,280.94-3,201,426.87-872,108.56

Finding the Fourth Proportional to 2,134,280.94, 3,201,426.87 and 872,108.56

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Solution

The fourth proportional to 2,134,280.94, 3,201,426.87 and 872,108.56 is: 1,308,165.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134,280.94 : 3,201,426.87 = 872,108.56 : x
  2. Step 2: Convert to fraction form
    2,134,280.94/3,201,426.87 = 872,108.56/x
  3. Step 3: Cross multiply
    2,134,280.94x = 3,201,426.87 × 872,108.56
  4. Step 4: Simplify right side
    2,134,280.94x = 2,791,991,777,541.01
  5. Step 5: Solve for x
    x = 2,791,991,777,541.01/2,134,280.94
  6. Step 6: Final answer
    x = 1,308,165.07

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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.