Home / 2,898,917.80-4,348,376.70-2,637,644.20

Finding the Fourth Proportional to 2,898,917.80, 4,348,376.70 and 2,637,644.20

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Solution

The fourth proportional to 2,898,917.80, 4,348,376.70 and 2,637,644.20 is: 3,956,466.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,917.80 : 4,348,376.70 = 2,637,644.20 : x
  2. Step 2: Convert to fraction form
    2,898,917.80/4,348,376.70 = 2,637,644.20/x
  3. Step 3: Cross multiply
    2,898,917.80x = 4,348,376.70 × 2,637,644.20
  4. Step 4: Simplify right side
    2,898,917.80x = 11,469,470,582,170.14
  5. Step 5: Solve for x
    x = 11,469,470,582,170.14/2,898,917.80
  6. Step 6: Final answer
    x = 3,956,466.30

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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.