Home / 1,585,963.67-2,188,571.24-860,795.87

Finding the Fourth Proportional to 1,585,963.67, 2,188,571.24 and 860,795.87

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Solution

The fourth proportional to 1,585,963.67, 2,188,571.24 and 860,795.87 is: 1,187,866.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,963.67 : 2,188,571.24 = 860,795.87 : x
  2. Step 2: Convert to fraction form
    1,585,963.67/2,188,571.24 = 860,795.87/x
  3. Step 3: Cross multiply
    1,585,963.67x = 2,188,571.24 × 860,795.87
  4. Step 4: Simplify right side
    1,585,963.67x = 1,883,913,076,969.36
  5. Step 5: Solve for x
    x = 1,883,913,076,969.36/1,585,963.67
  6. Step 6: Final answer
    x = 1,187,866.47

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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.