Home / 1,091,087.95-1,505,748.07-607,653.09

Finding the Fourth Proportional to 1,091,087.95, 1,505,748.07 and 607,653.09

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Solution

The fourth proportional to 1,091,087.95, 1,505,748.07 and 607,653.09 is: 838,587.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,087.95 : 1,505,748.07 = 607,653.09 : x
  2. Step 2: Convert to fraction form
    1,091,087.95/1,505,748.07 = 607,653.09/x
  3. Step 3: Cross multiply
    1,091,087.95x = 1,505,748.07 × 607,653.09
  4. Step 4: Simplify right side
    1,091,087.95x = 914,972,471,952.37
  5. Step 5: Solve for x
    x = 914,972,471,952.37/1,091,087.95
  6. Step 6: Final answer
    x = 838,587.28

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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.