Home / 1,332,581.93-1,838,957.30-720,735.29

Finding the Fourth Proportional to 1,332,581.93, 1,838,957.30 and 720,735.29

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Solution

The fourth proportional to 1,332,581.93, 1,838,957.30 and 720,735.29 is: 994,611.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,581.93 : 1,838,957.30 = 720,735.29 : x
  2. Step 2: Convert to fraction form
    1,332,581.93/1,838,957.30 = 720,735.29/x
  3. Step 3: Cross multiply
    1,332,581.93x = 1,838,957.30 × 720,735.29
  4. Step 4: Simplify right side
    1,332,581.93x = 1,325,401,422,913.12
  5. Step 5: Solve for x
    x = 1,325,401,422,913.12/1,332,581.93
  6. Step 6: Final answer
    x = 994,611.58

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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.