Home / 3,208,058.60-4,812,087.96-1,078,142.77

Finding the Fourth Proportional to 3,208,058.60, 4,812,087.96 and 1,078,142.77

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Solution

The fourth proportional to 3,208,058.60, 4,812,087.96 and 1,078,142.77 is: 1,617,214.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,058.60 : 4,812,087.96 = 1,078,142.77 : x
  2. Step 2: Convert to fraction form
    3,208,058.60/4,812,087.96 = 1,078,142.77/x
  3. Step 3: Cross multiply
    3,208,058.60x = 4,812,087.96 × 1,078,142.77
  4. Step 4: Simplify right side
    3,208,058.60x = 5,188,117,848,693.16
  5. Step 5: Solve for x
    x = 5,188,117,848,693.16/3,208,058.60
  6. Step 6: Final answer
    x = 1,617,214.18

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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.