Home / 1,085,571.78-1,497,964.76-626,684.52

Finding the Fourth Proportional to 1,085,571.78, 1,497,964.76 and 626,684.52

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Solution

The fourth proportional to 1,085,571.78, 1,497,964.76 and 626,684.52 is: 864,752.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,571.78 : 1,497,964.76 = 626,684.52 : x
  2. Step 2: Convert to fraction form
    1,085,571.78/1,497,964.76 = 626,684.52/x
  3. Step 3: Cross multiply
    1,085,571.78x = 1,497,964.76 × 626,684.52
  4. Step 4: Simplify right side
    1,085,571.78x = 938,751,326,597.52
  5. Step 5: Solve for x
    x = 938,751,326,597.52/1,085,571.78
  6. Step 6: Final answer
    x = 864,752.88

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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.