Home / 1,172,177.44-1,616,054.22-845,216.92

Finding the Fourth Proportional to 1,172,177.44, 1,616,054.22 and 845,216.92

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Solution

The fourth proportional to 1,172,177.44, 1,616,054.22 and 845,216.92 is: 1,165,281.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,177.44 : 1,616,054.22 = 845,216.92 : x
  2. Step 2: Convert to fraction form
    1,172,177.44/1,616,054.22 = 845,216.92/x
  3. Step 3: Cross multiply
    1,172,177.44x = 1,616,054.22 × 845,216.92
  4. Step 4: Simplify right side
    1,172,177.44x = 1,365,916,370,381.40
  5. Step 5: Solve for x
    x = 1,365,916,370,381.40/1,172,177.44
  6. Step 6: Final answer
    x = 1,165,281.23

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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.