Home / 1,645,780.80-2,464,984.80-1,608,916.80

Finding the Fourth Proportional to 1,645,780.80, 2,464,984.80 and 1,608,916.80

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Solution

The fourth proportional to 1,645,780.80, 2,464,984.80 and 1,608,916.80 is: 2,409,771.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,780.80 : 2,464,984.80 = 1,608,916.80 : x
  2. Step 2: Convert to fraction form
    1,645,780.80/2,464,984.80 = 1,608,916.80/x
  3. Step 3: Cross multiply
    1,645,780.80x = 2,464,984.80 × 1,608,916.80
  4. Step 4: Simplify right side
    1,645,780.80x = 3,965,955,456,464.64
  5. Step 5: Solve for x
    x = 3,965,955,456,464.64/1,645,780.80
  6. Step 6: Final answer
    x = 2,409,771.37

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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.