Home / 3,208,920.37-4,428,316.38-1,758,669.64

Finding the Fourth Proportional to 3,208,920.37, 4,428,316.38 and 1,758,669.64

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Solution

The fourth proportional to 3,208,920.37, 4,428,316.38 and 1,758,669.64 is: 2,426,967.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,920.37 : 4,428,316.38 = 1,758,669.64 : x
  2. Step 2: Convert to fraction form
    3,208,920.37/4,428,316.38 = 1,758,669.64/x
  3. Step 3: Cross multiply
    3,208,920.37x = 4,428,316.38 × 1,758,669.64
  4. Step 4: Simplify right side
    3,208,920.37x = 7,787,945,573,820.70
  5. Step 5: Solve for x
    x = 7,787,945,573,820.70/3,208,920.37
  6. Step 6: Final answer
    x = 2,426,967.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.