Home / 1,797,997.68-2,478,921.46-1,282,339.53

Finding the Fourth Proportional to 1,797,997.68, 2,478,921.46 and 1,282,339.53

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Solution

The fourth proportional to 1,797,997.68, 2,478,921.46 and 1,282,339.53 is: 1,767,977.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,997.68 : 2,478,921.46 = 1,282,339.53 : x
  2. Step 2: Convert to fraction form
    1,797,997.68/2,478,921.46 = 1,282,339.53/x
  3. Step 3: Cross multiply
    1,797,997.68x = 2,478,921.46 × 1,282,339.53
  4. Step 4: Simplify right side
    1,797,997.68x = 3,178,818,979,923.31
  5. Step 5: Solve for x
    x = 3,178,818,979,923.31/1,797,997.68
  6. Step 6: Final answer
    x = 1,767,977.24

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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.