Home / 3,999,024-5,518,653.12-2,188,188

Finding the Fourth Proportional to 3,999,024, 5,518,653.12 and 2,188,188

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Solution

The fourth proportional to 3,999,024, 5,518,653.12 and 2,188,188 is: 3,019,699.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999,024 : 5,518,653.12 = 2,188,188 : x
  2. Step 2: Convert to fraction form
    3,999,024/5,518,653.12 = 2,188,188/x
  3. Step 3: Cross multiply
    3,999,024x = 5,518,653.12 × 2,188,188
  4. Step 4: Simplify right side
    3,999,024x = 12,075,850,533,346.56
  5. Step 5: Solve for x
    x = 12,075,850,533,346.56/3,999,024
  6. Step 6: Final answer
    x = 3,019,699.44

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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.