Home / 5,273,605.60-7,910,408.40-1,284,517.60

Finding the Fourth Proportional to 5,273,605.60, 7,910,408.40 and 1,284,517.60

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Solution

The fourth proportional to 5,273,605.60, 7,910,408.40 and 1,284,517.60 is: 1,926,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273,605.60 : 7,910,408.40 = 1,284,517.60 : x
  2. Step 2: Convert to fraction form
    5,273,605.60/7,910,408.40 = 1,284,517.60/x
  3. Step 3: Cross multiply
    5,273,605.60x = 7,910,408.40 × 1,284,517.60
  4. Step 4: Simplify right side
    5,273,605.60x = 10,161,058,812,987.84
  5. Step 5: Solve for x
    x = 10,161,058,812,987.84/5,273,605.60
  6. Step 6: Final answer
    x = 1,926,776.40

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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.