Home / 1,455,840.05-2,183,760.07-444,964.91

Finding the Fourth Proportional to 1,455,840.05, 2,183,760.07 and 444,964.91

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Solution

The fourth proportional to 1,455,840.05, 2,183,760.07 and 444,964.91 is: 667,447.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,840.05 : 2,183,760.07 = 444,964.91 : x
  2. Step 2: Convert to fraction form
    1,455,840.05/2,183,760.07 = 444,964.91/x
  3. Step 3: Cross multiply
    1,455,840.05x = 2,183,760.07 × 444,964.91
  4. Step 4: Simplify right side
    1,455,840.05x = 971,696,590,977.93
  5. Step 5: Solve for x
    x = 971,696,590,977.93/1,455,840.05
  6. Step 6: Final answer
    x = 667,447.36

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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.