Home / 2,953,531.13-4,431,043.91-823,615.47

Finding the Fourth Proportional to 2,953,531.13, 4,431,043.91 and 823,615.47

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Solution

The fourth proportional to 2,953,531.13, 4,431,043.91 and 823,615.47 is: 1,235,631.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,531.13 : 4,431,043.91 = 823,615.47 : x
  2. Step 2: Convert to fraction form
    2,953,531.13/4,431,043.91 = 823,615.47/x
  3. Step 3: Cross multiply
    2,953,531.13x = 4,431,043.91 × 823,615.47
  4. Step 4: Simplify right side
    2,953,531.13x = 3,649,476,314,584.33
  5. Step 5: Solve for x
    x = 3,649,476,314,584.33/2,953,531.13
  6. Step 6: Final answer
    x = 1,235,631.57

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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.