Home / 1,348,069-2,023,658.78-684,620.68

Finding the Fourth Proportional to 1,348,069, 2,023,658.78 and 684,620.68

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Solution

The fourth proportional to 1,348,069, 2,023,658.78 and 684,620.68 is: 1,027,720.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,069 : 2,023,658.78 = 684,620.68 : x
  2. Step 2: Convert to fraction form
    1,348,069/2,023,658.78 = 684,620.68/x
  3. Step 3: Cross multiply
    1,348,069x = 2,023,658.78 × 684,620.68
  4. Step 4: Simplify right side
    1,348,069x = 1,385,438,650,051.57
  5. Step 5: Solve for x
    x = 1,385,438,650,051.57/1,348,069
  6. Step 6: Final answer
    x = 1,027,720.87

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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.