Home / 1,901,284.81-2,851,896.62-461,979.61

Finding the Fourth Proportional to 1,901,284.81, 2,851,896.62 and 461,979.61

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Solution

The fourth proportional to 1,901,284.81, 2,851,896.62 and 461,979.61 is: 692,961.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,284.81 : 2,851,896.62 = 461,979.61 : x
  2. Step 2: Convert to fraction form
    1,901,284.81/2,851,896.62 = 461,979.61/x
  3. Step 3: Cross multiply
    1,901,284.81x = 2,851,896.62 × 461,979.61
  4. Step 4: Simplify right side
    1,901,284.81x = 1,317,518,085,958.02
  5. Step 5: Solve for x
    x = 1,317,518,085,958.02/1,901,284.81
  6. Step 6: Final answer
    x = 692,961.98

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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.