Home / 5,075,676.73-7,610,473.77-1,615,921.21

Finding the Fourth Proportional to 5,075,676.73, 7,610,473.77 and 1,615,921.21

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Solution

The fourth proportional to 5,075,676.73, 7,610,473.77 and 1,615,921.21 is: 2,422,913.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,676.73 : 7,610,473.77 = 1,615,921.21 : x
  2. Step 2: Convert to fraction form
    5,075,676.73/7,610,473.77 = 1,615,921.21/x
  3. Step 3: Cross multiply
    5,075,676.73x = 7,610,473.77 × 1,615,921.21
  4. Step 4: Simplify right side
    5,075,676.73x = 12,297,925,983,091.66
  5. Step 5: Solve for x
    x = 12,297,925,983,091.66/5,075,676.73
  6. Step 6: Final answer
    x = 2,422,913.56

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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.