Home / 1,351,988.56-1,863,756.44-1,029,136.24

Finding the Fourth Proportional to 1,351,988.56, 1,863,756.44 and 1,029,136.24

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Solution

The fourth proportional to 1,351,988.56, 1,863,756.44 and 1,029,136.24 is: 1,418,694.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,988.56 : 1,863,756.44 = 1,029,136.24 : x
  2. Step 2: Convert to fraction form
    1,351,988.56/1,863,756.44 = 1,029,136.24/x
  3. Step 3: Cross multiply
    1,351,988.56x = 1,863,756.44 × 1,029,136.24
  4. Step 4: Simplify right side
    1,351,988.56x = 1,918,059,294,937.39
  5. Step 5: Solve for x
    x = 1,918,059,294,937.39/1,351,988.56
  6. Step 6: Final answer
    x = 1,418,694.91

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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.