Home / 1,333,846.08-1,840,940.19-790,287.89

Finding the Fourth Proportional to 1,333,846.08, 1,840,940.19 and 790,287.89

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Solution

The fourth proportional to 1,333,846.08, 1,840,940.19 and 790,287.89 is: 1,090,735.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,846.08 : 1,840,940.19 = 790,287.89 : x
  2. Step 2: Convert to fraction form
    1,333,846.08/1,840,940.19 = 790,287.89/x
  3. Step 3: Cross multiply
    1,333,846.08x = 1,840,940.19 × 790,287.89
  4. Step 4: Simplify right side
    1,333,846.08x = 1,454,872,729,166.60
  5. Step 5: Solve for x
    x = 1,454,872,729,166.60/1,333,846.08
  6. Step 6: Final answer
    x = 1,090,735.09

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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.