Home / 1,616,268.52-2,230,550.76-891,114.94

Finding the Fourth Proportional to 1,616,268.52, 2,230,550.76 and 891,114.94

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Solution

The fourth proportional to 1,616,268.52, 2,230,550.76 and 891,114.94 is: 1,229,793.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,268.52 : 2,230,550.76 = 891,114.94 : x
  2. Step 2: Convert to fraction form
    1,616,268.52/2,230,550.76 = 891,114.94/x
  3. Step 3: Cross multiply
    1,616,268.52x = 2,230,550.76 × 891,114.94
  4. Step 4: Simplify right side
    1,616,268.52x = 1,987,677,106,664.35
  5. Step 5: Solve for x
    x = 1,987,677,106,664.35/1,616,268.52
  6. Step 6: Final answer
    x = 1,229,793.86

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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.