Home / 1,347,135.04-1,859,046.36-918,164.56

Finding the Fourth Proportional to 1,347,135.04, 1,859,046.36 and 918,164.56

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Solution

The fourth proportional to 1,347,135.04, 1,859,046.36 and 918,164.56 is: 1,267,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,135.04 : 1,859,046.36 = 918,164.56 : x
  2. Step 2: Convert to fraction form
    1,347,135.04/1,859,046.36 = 918,164.56/x
  3. Step 3: Cross multiply
    1,347,135.04x = 1,859,046.36 × 918,164.56
  4. Step 4: Simplify right side
    1,347,135.04x = 1,706,910,483,149.00
  5. Step 5: Solve for x
    x = 1,706,910,483,149.00/1,347,135.04
  6. Step 6: Final answer
    x = 1,267,067.10

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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.