Home / 1,455,812.30-2,183,718.45-444,937.16

Finding the Fourth Proportional to 1,455,812.30, 2,183,718.45 and 444,937.16

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Solution

The fourth proportional to 1,455,812.30, 2,183,718.45 and 444,937.16 is: 667,405.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,812.30 : 2,183,718.45 = 444,937.16 : x
  2. Step 2: Convert to fraction form
    1,455,812.30/2,183,718.45 = 444,937.16/x
  3. Step 3: Cross multiply
    1,455,812.30x = 2,183,718.45 × 444,937.16
  4. Step 4: Simplify right side
    1,455,812.30x = 971,617,474,464.01
  5. Step 5: Solve for x
    x = 971,617,474,464.01/1,455,812.30
  6. Step 6: Final answer
    x = 667,405.73

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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.