Home / 1,085,826.35-1,498,573.25-626,940.15

Finding the Fourth Proportional to 1,085,826.35, 1,498,573.25 and 626,940.15

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Solution

The fourth proportional to 1,085,826.35, 1,498,573.25 and 626,940.15 is: 865,254.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,826.35 : 1,498,573.25 = 626,940.15 : x
  2. Step 2: Convert to fraction form
    1,085,826.35/1,498,573.25 = 626,940.15/x
  3. Step 3: Cross multiply
    1,085,826.35x = 1,498,573.25 × 626,940.15
  4. Step 4: Simplify right side
    1,085,826.35x = 939,515,738,140.99
  5. Step 5: Solve for x
    x = 939,515,738,140.99/1,085,826.35
  6. Step 6: Final answer
    x = 865,254.13

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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.