Home / 1,561,384.14-2,342,077.02-439,453.14

Finding the Fourth Proportional to 1,561,384.14, 2,342,077.02 and 439,453.14

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Solution

The fourth proportional to 1,561,384.14, 2,342,077.02 and 439,453.14 is: 659,179.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,384.14 : 2,342,077.02 = 439,453.14 : x
  2. Step 2: Convert to fraction form
    1,561,384.14/2,342,077.02 = 439,453.14/x
  3. Step 3: Cross multiply
    1,561,384.14x = 2,342,077.02 × 439,453.14
  4. Step 4: Simplify right side
    1,561,384.14x = 1,029,233,100,560.84
  5. Step 5: Solve for x
    x = 1,029,233,100,560.84/1,561,384.14
  6. Step 6: Final answer
    x = 659,179.94

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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.