Home / 1,053,884.34-1,581,078-343,913.70

Finding the Fourth Proportional to 1,053,884.34, 1,581,078 and 343,913.70

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Solution

The fourth proportional to 1,053,884.34, 1,581,078 and 343,913.70 is: 515,952.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,884.34 : 1,581,078 = 343,913.70 : x
  2. Step 2: Convert to fraction form
    1,053,884.34/1,581,078 = 343,913.70/x
  3. Step 3: Cross multiply
    1,053,884.34x = 1,581,078 × 343,913.70
  4. Step 4: Simplify right side
    1,053,884.34x = 543,754,384,968.60
  5. Step 5: Solve for x
    x = 543,754,384,968.60/1,053,884.34
  6. Step 6: Final answer
    x = 515,952.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.