Home / 1,053,884.09-1,581,077.64-343,913.42

Finding the Fourth Proportional to 1,053,884.09, 1,581,077.64 and 343,913.42

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Solution

The fourth proportional to 1,053,884.09, 1,581,077.64 and 343,913.42 is: 515,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,884.09 : 1,581,077.64 = 343,913.42 : x
  2. Step 2: Convert to fraction form
    1,053,884.09/1,581,077.64 = 343,913.42/x
  3. Step 3: Cross multiply
    1,053,884.09x = 1,581,077.64 × 343,913.42
  4. Step 4: Simplify right side
    1,053,884.09x = 543,753,818,457.93
  5. Step 5: Solve for x
    x = 543,753,818,457.93/1,053,884.09
  6. Step 6: Final answer
    x = 515,952.20

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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.