Home / 2,436,045.12-3,653,980.20-638,914.32

Finding the Fourth Proportional to 2,436,045.12, 3,653,980.20 and 638,914.32

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Solution

The fourth proportional to 2,436,045.12, 3,653,980.20 and 638,914.32 is: 958,348.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436,045.12 : 3,653,980.20 = 638,914.32 : x
  2. Step 2: Convert to fraction form
    2,436,045.12/3,653,980.20 = 638,914.32/x
  3. Step 3: Cross multiply
    2,436,045.12x = 3,653,980.20 × 638,914.32
  4. Step 4: Simplify right side
    2,436,045.12x = 2,334,580,274,776.46
  5. Step 5: Solve for x
    x = 2,334,580,274,776.46/2,436,045.12
  6. Step 6: Final answer
    x = 958,348.54

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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.