Home / 1,116,720.96-1,541,348.64-633,568.92

Finding the Fourth Proportional to 1,116,720.96, 1,541,348.64 and 633,568.92

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Solution

The fourth proportional to 1,116,720.96, 1,541,348.64 and 633,568.92 is: 874,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,720.96 : 1,541,348.64 = 633,568.92 : x
  2. Step 2: Convert to fraction form
    1,116,720.96/1,541,348.64 = 633,568.92/x
  3. Step 3: Cross multiply
    1,116,720.96x = 1,541,348.64 × 633,568.92
  4. Step 4: Simplify right side
    1,116,720.96x = 976,550,593,188.27
  5. Step 5: Solve for x
    x = 976,550,593,188.27/1,116,720.96
  6. Step 6: Final answer
    x = 874,480.40

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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.