Home / 1,035,694.24-1,554,145.20-436,618.72

Finding the Fourth Proportional to 1,035,694.24, 1,554,145.20 and 436,618.72

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Solution

The fourth proportional to 1,035,694.24, 1,554,145.20 and 436,618.72 is: 655,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,694.24 : 1,554,145.20 = 436,618.72 : x
  2. Step 2: Convert to fraction form
    1,035,694.24/1,554,145.20 = 436,618.72/x
  3. Step 3: Cross multiply
    1,035,694.24x = 1,554,145.20 × 436,618.72
  4. Step 4: Simplify right side
    1,035,694.24x = 678,568,887,918.14
  5. Step 5: Solve for x
    x = 678,568,887,918.14/1,035,694.24
  6. Step 6: Final answer
    x = 655,182.64

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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.