Home / 3,106,382.21-4,657,670.48-1,210,909.25

Finding the Fourth Proportional to 3,106,382.21, 4,657,670.48 and 1,210,909.25

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Solution

The fourth proportional to 3,106,382.21, 4,657,670.48 and 1,210,909.25 is: 1,815,622.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,382.21 : 4,657,670.48 = 1,210,909.25 : x
  2. Step 2: Convert to fraction form
    3,106,382.21/4,657,670.48 = 1,210,909.25/x
  3. Step 3: Cross multiply
    3,106,382.21x = 4,657,670.48 × 1,210,909.25
  4. Step 4: Simplify right side
    3,106,382.21x = 5,640,016,261,629.39
  5. Step 5: Solve for x
    x = 5,640,016,261,629.39/3,106,382.21
  6. Step 6: Final answer
    x = 1,815,622.12

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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.