Home / 1,666,229.52-2,297,676.72-1,425,309.60

Finding the Fourth Proportional to 1,666,229.52, 2,297,676.72 and 1,425,309.60

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Solution

The fourth proportional to 1,666,229.52, 2,297,676.72 and 1,425,309.60 is: 1,965,455.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,229.52 : 2,297,676.72 = 1,425,309.60 : x
  2. Step 2: Convert to fraction form
    1,666,229.52/2,297,676.72 = 1,425,309.60/x
  3. Step 3: Cross multiply
    1,666,229.52x = 2,297,676.72 × 1,425,309.60
  4. Step 4: Simplify right side
    1,666,229.52x = 3,274,900,686,712.51
  5. Step 5: Solve for x
    x = 3,274,900,686,712.51/1,666,229.52
  6. Step 6: Final answer
    x = 1,965,455.93

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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.