Home / 1,586,002.48-2,188,624.74-860,834.60

Finding the Fourth Proportional to 1,586,002.48, 2,188,624.74 and 860,834.60

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Solution

The fourth proportional to 1,586,002.48, 2,188,624.74 and 860,834.60 is: 1,187,919.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,002.48 : 2,188,624.74 = 860,834.60 : x
  2. Step 2: Convert to fraction form
    1,586,002.48/2,188,624.74 = 860,834.60/x
  3. Step 3: Cross multiply
    1,586,002.48x = 2,188,624.74 × 860,834.60
  4. Step 4: Simplify right side
    1,586,002.48x = 1,884,043,902,608.00
  5. Step 5: Solve for x
    x = 1,884,043,902,608.00/1,586,002.48
  6. Step 6: Final answer
    x = 1,187,919.90

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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.