Home / 1,522,616.49-2,101,119.71-843,503.85

Finding the Fourth Proportional to 1,522,616.49, 2,101,119.71 and 843,503.85

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Solution

The fourth proportional to 1,522,616.49, 2,101,119.71 and 843,503.85 is: 1,163,984.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,616.49 : 2,101,119.71 = 843,503.85 : x
  2. Step 2: Convert to fraction form
    1,522,616.49/2,101,119.71 = 843,503.85/x
  3. Step 3: Cross multiply
    1,522,616.49x = 2,101,119.71 × 843,503.85
  4. Step 4: Simplify right side
    1,522,616.49x = 1,772,302,560,478.36
  5. Step 5: Solve for x
    x = 1,772,302,560,478.36/1,522,616.49
  6. Step 6: Final answer
    x = 1,163,984.87

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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.