Home / 1,855,603.60-2,783,016.60-909,653.20

Finding the Fourth Proportional to 1,855,603.60, 2,783,016.60 and 909,653.20

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Solution

The fourth proportional to 1,855,603.60, 2,783,016.60 and 909,653.20 is: 1,364,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,603.60 : 2,783,016.60 = 909,653.20 : x
  2. Step 2: Convert to fraction form
    1,855,603.60/2,783,016.60 = 909,653.20/x
  3. Step 3: Cross multiply
    1,855,603.60x = 2,783,016.60 × 909,653.20
  4. Step 4: Simplify right side
    1,855,603.60x = 2,531,579,955,843.12
  5. Step 5: Solve for x
    x = 2,531,579,955,843.12/1,855,603.60
  6. Step 6: Final answer
    x = 1,364,289.20

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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.