Home / 1,465,503.12-2,022,372.13-820,946.38

Finding the Fourth Proportional to 1,465,503.12, 2,022,372.13 and 820,946.38

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Solution

The fourth proportional to 1,465,503.12, 2,022,372.13 and 820,946.38 is: 1,132,893.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,503.12 : 2,022,372.13 = 820,946.38 : x
  2. Step 2: Convert to fraction form
    1,465,503.12/2,022,372.13 = 820,946.38/x
  3. Step 3: Cross multiply
    1,465,503.12x = 2,022,372.13 × 820,946.38
  4. Step 4: Simplify right side
    1,465,503.12x = 1,660,259,079,136.39
  5. Step 5: Solve for x
    x = 1,660,259,079,136.39/1,465,503.12
  6. Step 6: Final answer
    x = 1,132,893.58

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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.