Home / 1,142,661.67-1,712,516.27-543,806.39

Finding the Fourth Proportional to 1,142,661.67, 1,712,516.27 and 543,806.39

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Solution

The fourth proportional to 1,142,661.67, 1,712,516.27 and 543,806.39 is: 815,007.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,661.67 : 1,712,516.27 = 543,806.39 : x
  2. Step 2: Convert to fraction form
    1,142,661.67/1,712,516.27 = 543,806.39/x
  3. Step 3: Cross multiply
    1,142,661.67x = 1,712,516.27 × 543,806.39
  4. Step 4: Simplify right side
    1,142,661.67x = 931,277,292,167.22
  5. Step 5: Solve for x
    x = 931,277,292,167.22/1,142,661.67
  6. Step 6: Final answer
    x = 815,007.03

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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.