Home / 1,203,408.16-1,659,746.52-1,022,718.22

Finding the Fourth Proportional to 1,203,408.16, 1,659,746.52 and 1,022,718.22

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Solution

The fourth proportional to 1,203,408.16, 1,659,746.52 and 1,022,718.22 is: 1,410,538.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,408.16 : 1,659,746.52 = 1,022,718.22 : x
  2. Step 2: Convert to fraction form
    1,203,408.16/1,659,746.52 = 1,022,718.22/x
  3. Step 3: Cross multiply
    1,203,408.16x = 1,659,746.52 × 1,022,718.22
  4. Step 4: Simplify right side
    1,203,408.16x = 1,697,453,006,585.59
  5. Step 5: Solve for x
    x = 1,697,453,006,585.59/1,203,408.16
  6. Step 6: Final answer
    x = 1,410,538.06

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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.