Home / 2,599,662.40-3,587,466.98-1,438,078.39

Finding the Fourth Proportional to 2,599,662.40, 3,587,466.98 and 1,438,078.39

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Solution

The fourth proportional to 2,599,662.40, 3,587,466.98 and 1,438,078.39 is: 1,984,511.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599,662.40 : 3,587,466.98 = 1,438,078.39 : x
  2. Step 2: Convert to fraction form
    2,599,662.40/3,587,466.98 = 1,438,078.39/x
  3. Step 3: Cross multiply
    2,599,662.40x = 3,587,466.98 × 1,438,078.39
  4. Step 4: Simplify right side
    2,599,662.40x = 5,159,058,733,403.09
  5. Step 5: Solve for x
    x = 5,159,058,733,403.09/2,599,662.40
  6. Step 6: Final answer
    x = 1,984,511.04

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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.