Home / 1,258,982.25-1,737,397.67-686,022.41

Finding the Fourth Proportional to 1,258,982.25, 1,737,397.67 and 686,022.41

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Solution

The fourth proportional to 1,258,982.25, 1,737,397.67 and 686,022.41 is: 946,712.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,982.25 : 1,737,397.67 = 686,022.41 : x
  2. Step 2: Convert to fraction form
    1,258,982.25/1,737,397.67 = 686,022.41/x
  3. Step 3: Cross multiply
    1,258,982.25x = 1,737,397.67 × 686,022.41
  4. Step 4: Simplify right side
    1,258,982.25x = 1,191,893,724,584.68
  5. Step 5: Solve for x
    x = 1,191,893,724,584.68/1,258,982.25
  6. Step 6: Final answer
    x = 946,712.10

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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.