Home / 1,045,548.01-1,568,415.57-405,836.74

Finding the Fourth Proportional to 1,045,548.01, 1,568,415.57 and 405,836.74

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Solution

The fourth proportional to 1,045,548.01, 1,568,415.57 and 405,836.74 is: 608,791.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,548.01 : 1,568,415.57 = 405,836.74 : x
  2. Step 2: Convert to fraction form
    1,045,548.01/1,568,415.57 = 405,836.74/x
  3. Step 3: Cross multiply
    1,045,548.01x = 1,568,415.57 × 405,836.74
  4. Step 4: Simplify right side
    1,045,548.01x = 636,520,661,894.04
  5. Step 5: Solve for x
    x = 636,520,661,894.04/1,045,548.01
  6. Step 6: Final answer
    x = 608,791.42

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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.