Home / 1,171,627.14-1,616,883.57-648,343.74

Finding the Fourth Proportional to 1,171,627.14, 1,616,883.57 and 648,343.74

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Solution

The fourth proportional to 1,171,627.14, 1,616,883.57 and 648,343.74 is: 894,735.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,627.14 : 1,616,883.57 = 648,343.74 : x
  2. Step 2: Convert to fraction form
    1,171,627.14/1,616,883.57 = 648,343.74/x
  3. Step 3: Cross multiply
    1,171,627.14x = 1,616,883.57 × 648,343.74
  4. Step 4: Simplify right side
    1,171,627.14x = 1,048,296,340,918.35
  5. Step 5: Solve for x
    x = 1,048,296,340,918.35/1,171,627.14
  6. Step 6: Final answer
    x = 894,735.45

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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.