Home / 3,320,802.90-4,981,204.35-1,977,110.10

Finding the Fourth Proportional to 3,320,802.90, 4,981,204.35 and 1,977,110.10

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Solution

The fourth proportional to 3,320,802.90, 4,981,204.35 and 1,977,110.10 is: 2,965,665.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,802.90 : 4,981,204.35 = 1,977,110.10 : x
  2. Step 2: Convert to fraction form
    3,320,802.90/4,981,204.35 = 1,977,110.10/x
  3. Step 3: Cross multiply
    3,320,802.90x = 4,981,204.35 × 1,977,110.10
  4. Step 4: Simplify right side
    3,320,802.90x = 9,848,389,430,548.94
  5. Step 5: Solve for x
    x = 9,848,389,430,548.94/3,320,802.90
  6. Step 6: Final answer
    x = 2,965,665.15

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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.