Home / 1,122,853.52-1,684,338.60-561,698.48

Finding the Fourth Proportional to 1,122,853.52, 1,684,338.60 and 561,698.48

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Solution

The fourth proportional to 1,122,853.52, 1,684,338.60 and 561,698.48 is: 842,576.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,853.52 : 1,684,338.60 = 561,698.48 : x
  2. Step 2: Convert to fraction form
    1,122,853.52/1,684,338.60 = 561,698.48/x
  3. Step 3: Cross multiply
    1,122,853.52x = 1,684,338.60 × 561,698.48
  4. Step 4: Simplify right side
    1,122,853.52x = 946,090,431,425.33
  5. Step 5: Solve for x
    x = 946,090,431,425.33/1,122,853.52
  6. Step 6: Final answer
    x = 842,576.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.