Home / 1,229,567.69-1,696,800.06-685,704.06

Finding the Fourth Proportional to 1,229,567.69, 1,696,800.06 and 685,704.06

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Solution

The fourth proportional to 1,229,567.69, 1,696,800.06 and 685,704.06 is: 946,269.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,567.69 : 1,696,800.06 = 685,704.06 : x
  2. Step 2: Convert to fraction form
    1,229,567.69/1,696,800.06 = 685,704.06/x
  3. Step 3: Cross multiply
    1,229,567.69x = 1,696,800.06 × 685,704.06
  4. Step 4: Simplify right side
    1,229,567.69x = 1,163,502,690,150.24
  5. Step 5: Solve for x
    x = 1,163,502,690,150.24/1,229,567.69
  6. Step 6: Final answer
    x = 946,269.74

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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.