Home / 1,630,712.82-2,446,263.77-788,659.50

Finding the Fourth Proportional to 1,630,712.82, 2,446,263.77 and 788,659.50

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Solution

The fourth proportional to 1,630,712.82, 2,446,263.77 and 788,659.50 is: 1,183,083.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,712.82 : 2,446,263.77 = 788,659.50 : x
  2. Step 2: Convert to fraction form
    1,630,712.82/2,446,263.77 = 788,659.50/x
  3. Step 3: Cross multiply
    1,630,712.82x = 2,446,263.77 × 788,659.50
  4. Step 4: Simplify right side
    1,630,712.82x = 1,929,269,157,773.02
  5. Step 5: Solve for x
    x = 1,929,269,157,773.02/1,630,712.82
  6. Step 6: Final answer
    x = 1,183,083.33

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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.