Home / 1,183,741.66-1,633,562.70-639,877.42

Finding the Fourth Proportional to 1,183,741.66, 1,633,562.70 and 639,877.42

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Solution

The fourth proportional to 1,183,741.66, 1,633,562.70 and 639,877.42 is: 883,030.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,741.66 : 1,633,562.70 = 639,877.42 : x
  2. Step 2: Convert to fraction form
    1,183,741.66/1,633,562.70 = 639,877.42/x
  3. Step 3: Cross multiply
    1,183,741.66x = 1,633,562.70 × 639,877.42
  4. Step 4: Simplify right side
    1,183,741.66x = 1,045,279,885,884.23
  5. Step 5: Solve for x
    x = 1,045,279,885,884.23/1,183,741.66
  6. Step 6: Final answer
    x = 883,030.41

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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.