Home / 1,585,936.19-2,188,594.34-860,784.17

Finding the Fourth Proportional to 1,585,936.19, 2,188,594.34 and 860,784.17

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Solution

The fourth proportional to 1,585,936.19, 2,188,594.34 and 860,784.17 is: 1,187,883.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,936.19 : 2,188,594.34 = 860,784.17 : x
  2. Step 2: Convert to fraction form
    1,585,936.19/2,188,594.34 = 860,784.17/x
  3. Step 3: Cross multiply
    1,585,936.19x = 2,188,594.34 × 860,784.17
  4. Step 4: Simplify right side
    1,585,936.19x = 1,883,907,362,423.60
  5. Step 5: Solve for x
    x = 1,883,907,362,423.60/1,585,936.19
  6. Step 6: Final answer
    x = 1,187,883.46

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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.