Home / 2,436,048.37-3,653,985.07-638,917.57

Finding the Fourth Proportional to 2,436,048.37, 3,653,985.07 and 638,917.57

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Solution

The fourth proportional to 2,436,048.37, 3,653,985.07 and 638,917.57 is: 958,353.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436,048.37 : 3,653,985.07 = 638,917.57 : x
  2. Step 2: Convert to fraction form
    2,436,048.37/3,653,985.07 = 638,917.57/x
  3. Step 3: Cross multiply
    2,436,048.37x = 3,653,985.07 × 638,917.57
  4. Step 4: Simplify right side
    2,436,048.37x = 2,334,595,261,740.68
  5. Step 5: Solve for x
    x = 2,334,595,261,740.68/2,436,048.37
  6. Step 6: Final answer
    x = 958,353.41

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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.