Home / 1,522,158-2,100,578.04-843,138.24

Finding the Fourth Proportional to 1,522,158, 2,100,578.04 and 843,138.24

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Solution

The fourth proportional to 1,522,158, 2,100,578.04 and 843,138.24 is: 1,163,530.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,158 : 2,100,578.04 = 843,138.24 : x
  2. Step 2: Convert to fraction form
    1,522,158/2,100,578.04 = 843,138.24/x
  3. Step 3: Cross multiply
    1,522,158x = 2,100,578.04 × 843,138.24
  4. Step 4: Simplify right side
    1,522,158x = 1,771,077,671,628.25
  5. Step 5: Solve for x
    x = 1,771,077,671,628.25/1,522,158
  6. Step 6: Final answer
    x = 1,163,530.77

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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.