Home / 1,393,383.94-2,090,427.18-396,111.94

Finding the Fourth Proportional to 1,393,383.94, 2,090,427.18 and 396,111.94

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Solution

The fourth proportional to 1,393,383.94, 2,090,427.18 and 396,111.94 is: 594,267.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,383.94 : 2,090,427.18 = 396,111.94 : x
  2. Step 2: Convert to fraction form
    1,393,383.94/2,090,427.18 = 396,111.94/x
  3. Step 3: Cross multiply
    1,393,383.94x = 2,090,427.18 × 396,111.94
  4. Step 4: Simplify right side
    1,393,383.94x = 828,043,158,987.04
  5. Step 5: Solve for x
    x = 828,043,158,987.04/1,393,383.94
  6. Step 6: Final answer
    x = 594,267.77

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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.