Home / 2,228,676.44-3,075,585.78-1,210,081.22

Finding the Fourth Proportional to 2,228,676.44, 3,075,585.78 and 1,210,081.22

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Solution

The fourth proportional to 2,228,676.44, 3,075,585.78 and 1,210,081.22 is: 1,669,918.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,676.44 : 3,075,585.78 = 1,210,081.22 : x
  2. Step 2: Convert to fraction form
    2,228,676.44/3,075,585.78 = 1,210,081.22/x
  3. Step 3: Cross multiply
    2,228,676.44x = 3,075,585.78 × 1,210,081.22
  4. Step 4: Simplify right side
    2,228,676.44x = 3,721,708,592,877.05
  5. Step 5: Solve for x
    x = 3,721,708,592,877.05/2,228,676.44
  6. Step 6: Final answer
    x = 1,669,918.76

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1.5x scale

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.