Home / 1,585,960.73-2,188,618.43-860,802.11

Finding the Fourth Proportional to 1,585,960.73, 2,188,618.43 and 860,802.11

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Solution

The fourth proportional to 1,585,960.73, 2,188,618.43 and 860,802.11 is: 1,187,902.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,960.73 : 2,188,618.43 = 860,802.11 : x
  2. Step 2: Convert to fraction form
    1,585,960.73/2,188,618.43 = 860,802.11/x
  3. Step 3: Cross multiply
    1,585,960.73x = 2,188,618.43 × 860,802.11
  4. Step 4: Simplify right side
    1,585,960.73x = 1,883,967,347,281.78
  5. Step 5: Solve for x
    x = 1,883,967,347,281.78/1,585,960.73
  6. Step 6: Final answer
    x = 1,187,902.90

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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.