Home / 1,585,995.19-2,188,675.55-860,843.04

Finding the Fourth Proportional to 1,585,995.19, 2,188,675.55 and 860,843.04

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Solution

The fourth proportional to 1,585,995.19, 2,188,675.55 and 860,843.04 is: 1,187,964.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,995.19 : 2,188,675.55 = 860,843.04 : x
  2. Step 2: Convert to fraction form
    1,585,995.19/2,188,675.55 = 860,843.04/x
  3. Step 3: Cross multiply
    1,585,995.19x = 2,188,675.55 × 860,843.04
  4. Step 4: Simplify right side
    1,585,995.19x = 1,884,106,120,291.55
  5. Step 5: Solve for x
    x = 1,884,106,120,291.55/1,585,995.19
  6. Step 6: Final answer
    x = 1,187,964.59

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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.