Home / 3,135,285.06-4,702,934.93-860,840.60

Finding the Fourth Proportional to 3,135,285.06, 4,702,934.93 and 860,840.60

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Solution

The fourth proportional to 3,135,285.06, 4,702,934.93 and 860,840.60 is: 1,291,262.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135,285.06 : 4,702,934.93 = 860,840.60 : x
  2. Step 2: Convert to fraction form
    3,135,285.06/4,702,934.93 = 860,840.60/x
  3. Step 3: Cross multiply
    3,135,285.06x = 4,702,934.93 × 860,840.60
  4. Step 4: Simplify right side
    3,135,285.06x = 4,048,477,299,083.28
  5. Step 5: Solve for x
    x = 4,048,477,299,083.28/3,135,285.06
  6. Step 6: Final answer
    x = 1,291,262.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.