Home / 1,333,285.40-2,004,593.70-1,305,291.80

Finding the Fourth Proportional to 1,333,285.40, 2,004,593.70 and 1,305,291.80

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Solution

The fourth proportional to 1,333,285.40, 2,004,593.70 and 1,305,291.80 is: 1,962,505.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,285.40 : 2,004,593.70 = 1,305,291.80 : x
  2. Step 2: Convert to fraction form
    1,333,285.40/2,004,593.70 = 1,305,291.80/x
  3. Step 3: Cross multiply
    1,333,285.40x = 2,004,593.70 × 1,305,291.80
  4. Step 4: Simplify right side
    1,333,285.40x = 2,616,579,718,941.66
  5. Step 5: Solve for x
    x = 2,616,579,718,941.66/1,333,285.40
  6. Step 6: Final answer
    x = 1,962,505.34

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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.