Home / 1,106,280.80-1,526,696.40-622,863.68

Finding the Fourth Proportional to 1,106,280.80, 1,526,696.40 and 622,863.68

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Solution

The fourth proportional to 1,106,280.80, 1,526,696.40 and 622,863.68 is: 859,568.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,280.80 : 1,526,696.40 = 622,863.68 : x
  2. Step 2: Convert to fraction form
    1,106,280.80/1,526,696.40 = 622,863.68/x
  3. Step 3: Cross multiply
    1,106,280.80x = 1,526,696.40 × 622,863.68
  4. Step 4: Simplify right side
    1,106,280.80x = 950,923,737,946.75
  5. Step 5: Solve for x
    x = 950,923,737,946.75/1,106,280.80
  6. Step 6: Final answer
    x = 859,568.15

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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.