Home / 1,585,891.75-2,188,551.59-860,748.16

Finding the Fourth Proportional to 1,585,891.75, 2,188,551.59 and 860,748.16

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Solution

The fourth proportional to 1,585,891.75, 2,188,551.59 and 860,748.16 is: 1,187,843.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,891.75 : 2,188,551.59 = 860,748.16 : x
  2. Step 2: Convert to fraction form
    1,585,891.75/2,188,551.59 = 860,748.16/x
  3. Step 3: Cross multiply
    1,585,891.75x = 2,188,551.59 × 860,748.16
  4. Step 4: Simplify right side
    1,585,891.75x = 1,883,791,754,157.57
  5. Step 5: Solve for x
    x = 1,883,791,754,157.57/1,585,891.75
  6. Step 6: Final answer
    x = 1,187,843.85

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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.