Home / 2,384,125.83-3,290,110.77-1,296,389.61

Finding the Fourth Proportional to 2,384,125.83, 3,290,110.77 and 1,296,389.61

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Solution

The fourth proportional to 2,384,125.83, 3,290,110.77 and 1,296,389.61 is: 1,789,026.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,125.83 : 3,290,110.77 = 1,296,389.61 : x
  2. Step 2: Convert to fraction form
    2,384,125.83/3,290,110.77 = 1,296,389.61/x
  3. Step 3: Cross multiply
    2,384,125.83x = 3,290,110.77 × 1,296,389.61
  4. Step 4: Simplify right side
    2,384,125.83x = 4,265,265,411,495.15
  5. Step 5: Solve for x
    x = 4,265,265,411,495.15/2,384,125.83
  6. Step 6: Final answer
    x = 1,789,026.97

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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.