Home / 2,174,736-3,001,135.68-1,220,880

Finding the Fourth Proportional to 2,174,736, 3,001,135.68 and 1,220,880

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Solution

The fourth proportional to 2,174,736, 3,001,135.68 and 1,220,880 is: 1,684,814.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,736 : 3,001,135.68 = 1,220,880 : x
  2. Step 2: Convert to fraction form
    2,174,736/3,001,135.68 = 1,220,880/x
  3. Step 3: Cross multiply
    2,174,736x = 3,001,135.68 × 1,220,880
  4. Step 4: Simplify right side
    2,174,736x = 3,664,026,528,998.40
  5. Step 5: Solve for x
    x = 3,664,026,528,998.40/2,174,736
  6. Step 6: Final answer
    x = 1,684,814.40

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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.