Home / 1,674,163.88-2,510,976.78-459,456.71

Finding the Fourth Proportional to 1,674,163.88, 2,510,976.78 and 459,456.71

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Solution

The fourth proportional to 1,674,163.88, 2,510,976.78 and 459,456.71 is: 689,111.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,163.88 : 2,510,976.78 = 459,456.71 : x
  2. Step 2: Convert to fraction form
    1,674,163.88/2,510,976.78 = 459,456.71/x
  3. Step 3: Cross multiply
    1,674,163.88x = 2,510,976.78 × 459,456.71
  4. Step 4: Simplify right side
    1,674,163.88x = 1,153,685,130,225.19
  5. Step 5: Solve for x
    x = 1,153,685,130,225.19/1,674,163.88
  6. Step 6: Final answer
    x = 689,111.23

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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.