Home / 2,280,939.36-3,147,705.91-1,234,360.63

Finding the Fourth Proportional to 2,280,939.36, 3,147,705.91 and 1,234,360.63

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Solution

The fourth proportional to 2,280,939.36, 3,147,705.91 and 1,234,360.63 is: 1,703,422.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,939.36 : 3,147,705.91 = 1,234,360.63 : x
  2. Step 2: Convert to fraction form
    2,280,939.36/3,147,705.91 = 1,234,360.63/x
  3. Step 3: Cross multiply
    2,280,939.36x = 3,147,705.91 × 1,234,360.63
  4. Step 4: Simplify right side
    2,280,939.36x = 3,885,404,250,122.32
  5. Step 5: Solve for x
    x = 3,885,404,250,122.32/2,280,939.36
  6. Step 6: Final answer
    x = 1,703,422.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.