Home / 1,585,897.39-2,188,540.45-860,745.03

Finding the Fourth Proportional to 1,585,897.39, 2,188,540.45 and 860,745.03

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Solution

The fourth proportional to 1,585,897.39, 2,188,540.45 and 860,745.03 is: 1,187,829.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,897.39 : 2,188,540.45 = 860,745.03 : x
  2. Step 2: Convert to fraction form
    1,585,897.39/2,188,540.45 = 860,745.03/x
  3. Step 3: Cross multiply
    1,585,897.39x = 2,188,540.45 × 860,745.03
  4. Step 4: Simplify right side
    1,585,897.39x = 1,883,775,315,291.46
  5. Step 5: Solve for x
    x = 1,883,775,315,291.46/1,585,897.39
  6. Step 6: Final answer
    x = 1,187,829.26

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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.