Home / 1,936,359.60-2,905,122.60-1,038,231.60

Finding the Fourth Proportional to 1,936,359.60, 2,905,122.60 and 1,038,231.60

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Solution

The fourth proportional to 1,936,359.60, 2,905,122.60 and 1,038,231.60 is: 1,557,660.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,359.60 : 2,905,122.60 = 1,038,231.60 : x
  2. Step 2: Convert to fraction form
    1,936,359.60/2,905,122.60 = 1,038,231.60/x
  3. Step 3: Cross multiply
    1,936,359.60x = 2,905,122.60 × 1,038,231.60
  4. Step 4: Simplify right side
    1,936,359.60x = 3,016,190,085,194.16
  5. Step 5: Solve for x
    x = 3,016,190,085,194.16/1,936,359.60
  6. Step 6: Final answer
    x = 1,557,660.10

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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.