Home / 1,115,505.74-1,539,414.54-606,208.52

Finding the Fourth Proportional to 1,115,505.74, 1,539,414.54 and 606,208.52

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Solution

The fourth proportional to 1,115,505.74, 1,539,414.54 and 606,208.52 is: 836,576.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,505.74 : 1,539,414.54 = 606,208.52 : x
  2. Step 2: Convert to fraction form
    1,115,505.74/1,539,414.54 = 606,208.52/x
  3. Step 3: Cross multiply
    1,115,505.74x = 1,539,414.54 × 606,208.52
  4. Step 4: Simplify right side
    1,115,505.74x = 933,206,209,959.88
  5. Step 5: Solve for x
    x = 933,206,209,959.88/1,115,505.74
  6. Step 6: Final answer
    x = 836,576.79

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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.