Home / 2,107,072.08-2,907,772.98-1,235,729.16

Finding the Fourth Proportional to 2,107,072.08, 2,907,772.98 and 1,235,729.16

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Solution

The fourth proportional to 2,107,072.08, 2,907,772.98 and 1,235,729.16 is: 1,705,314.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,072.08 : 2,907,772.98 = 1,235,729.16 : x
  2. Step 2: Convert to fraction form
    2,107,072.08/2,907,772.98 = 1,235,729.16/x
  3. Step 3: Cross multiply
    2,107,072.08x = 2,907,772.98 × 1,235,729.16
  4. Step 4: Simplify right side
    2,107,072.08x = 3,593,219,862,046.10
  5. Step 5: Solve for x
    x = 3,593,219,862,046.10/2,107,072.08
  6. Step 6: Final answer
    x = 1,705,314.16

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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.