Home / 1,608,605.78-2,412,907.29-410,528.00

Finding the Fourth Proportional to 1,608,605.78, 2,412,907.29 and 410,528.00

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Solution

The fourth proportional to 1,608,605.78, 2,412,907.29 and 410,528.00 is: 615,791.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,605.78 : 2,412,907.29 = 410,528.00 : x
  2. Step 2: Convert to fraction form
    1,608,605.78/2,412,907.29 = 410,528.00/x
  3. Step 3: Cross multiply
    1,608,605.78x = 2,412,907.29 × 410,528.00
  4. Step 4: Simplify right side
    1,608,605.78x = 990,565,991,884.58
  5. Step 5: Solve for x
    x = 990,565,991,884.58/1,608,605.78
  6. Step 6: Final answer
    x = 615,791.64

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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.