Home / 5,208,245-7,816,605.42-2,684,621.96

Finding the Fourth Proportional to 5,208,245, 7,816,605.42 and 2,684,621.96

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Solution

The fourth proportional to 5,208,245, 7,816,605.42 and 2,684,621.96 is: 4,029,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208,245 : 7,816,605.42 = 2,684,621.96 : x
  2. Step 2: Convert to fraction form
    5,208,245/7,816,605.42 = 2,684,621.96/x
  3. Step 3: Cross multiply
    5,208,245x = 7,816,605.42 × 2,684,621.96
  4. Step 4: Simplify right side
    5,208,245x = 20,984,630,563,187.02
  5. Step 5: Solve for x
    x = 20,984,630,563,187.02/5,208,245
  6. Step 6: Final answer
    x = 4,029,117.40

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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.