Home / 3,156,072.96-4,354,156.80-2,009,948.16

Finding the Fourth Proportional to 3,156,072.96, 4,354,156.80 and 2,009,948.16

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Solution

The fourth proportional to 3,156,072.96, 4,354,156.80 and 2,009,948.16 is: 2,772,949.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,072.96 : 4,354,156.80 = 2,009,948.16 : x
  2. Step 2: Convert to fraction form
    3,156,072.96/4,354,156.80 = 2,009,948.16/x
  3. Step 3: Cross multiply
    3,156,072.96x = 4,354,156.80 × 2,009,948.16
  4. Step 4: Simplify right side
    3,156,072.96x = 8,751,629,448,511.49
  5. Step 5: Solve for x
    x = 8,751,629,448,511.49/3,156,072.96
  6. Step 6: Final answer
    x = 2,772,949.03

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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.