Home / 1,617,235.60-2,425,853.40-419,148.40

Finding the Fourth Proportional to 1,617,235.60, 2,425,853.40 and 419,148.40

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Solution

The fourth proportional to 1,617,235.60, 2,425,853.40 and 419,148.40 is: 628,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,235.60 : 2,425,853.40 = 419,148.40 : x
  2. Step 2: Convert to fraction form
    1,617,235.60/2,425,853.40 = 419,148.40/x
  3. Step 3: Cross multiply
    1,617,235.60x = 2,425,853.40 × 419,148.40
  4. Step 4: Simplify right side
    1,617,235.60x = 1,016,792,571,244.56
  5. Step 5: Solve for x
    x = 1,016,792,571,244.56/1,617,235.60
  6. Step 6: Final answer
    x = 628,722.60

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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.