Home / 1,645,993.74-2,467,661.94-1,513,133.50

Finding the Fourth Proportional to 1,645,993.74, 2,467,661.94 and 1,513,133.50

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Solution

The fourth proportional to 1,645,993.74, 2,467,661.94 and 1,513,133.50 is: 2,268,478.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,993.74 : 2,467,661.94 = 1,513,133.50 : x
  2. Step 2: Convert to fraction form
    1,645,993.74/2,467,661.94 = 1,513,133.50/x
  3. Step 3: Cross multiply
    1,645,993.74x = 2,467,661.94 × 1,513,133.50
  4. Step 4: Simplify right side
    1,645,993.74x = 3,733,901,948,088.99
  5. Step 5: Solve for x
    x = 3,733,901,948,088.99/1,645,993.74
  6. Step 6: Final answer
    x = 2,268,478.83

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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.