Home / 1,073,123.12-1,608,684.12-362,654.32

Finding the Fourth Proportional to 1,073,123.12, 1,608,684.12 and 362,654.32

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Solution

The fourth proportional to 1,073,123.12, 1,608,684.12 and 362,654.32 is: 543,643.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,123.12 : 1,608,684.12 = 362,654.32 : x
  2. Step 2: Convert to fraction form
    1,073,123.12/1,608,684.12 = 362,654.32/x
  3. Step 3: Cross multiply
    1,073,123.12x = 1,608,684.12 × 362,654.32
  4. Step 4: Simplify right side
    1,073,123.12x = 583,396,245,633.40
  5. Step 5: Solve for x
    x = 583,396,245,633.40/1,073,123.12
  6. Step 6: Final answer
    x = 543,643.35

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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.