Home / 1,171,571.60-1,616,838.54-662,321.36

Finding the Fourth Proportional to 1,171,571.60, 1,616,838.54 and 662,321.36

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Solution

The fourth proportional to 1,171,571.60, 1,616,838.54 and 662,321.36 is: 914,042.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,571.60 : 1,616,838.54 = 662,321.36 : x
  2. Step 2: Convert to fraction form
    1,171,571.60/1,616,838.54 = 662,321.36/x
  3. Step 3: Cross multiply
    1,171,571.60x = 1,616,838.54 × 662,321.36
  4. Step 4: Simplify right side
    1,171,571.60x = 1,070,866,702,271.61
  5. Step 5: Solve for x
    x = 1,070,866,702,271.61/1,171,571.60
  6. Step 6: Final answer
    x = 914,042.90

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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.