Home / 1,091,811.20-1,639,406.40-594,147.20

Finding the Fourth Proportional to 1,091,811.20, 1,639,406.40 and 594,147.20

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Solution

The fourth proportional to 1,091,811.20, 1,639,406.40 and 594,147.20 is: 892,140.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,811.20 : 1,639,406.40 = 594,147.20 : x
  2. Step 2: Convert to fraction form
    1,091,811.20/1,639,406.40 = 594,147.20/x
  3. Step 3: Cross multiply
    1,091,811.20x = 1,639,406.40 × 594,147.20
  4. Step 4: Simplify right side
    1,091,811.20x = 974,048,722,222.08
  5. Step 5: Solve for x
    x = 974,048,722,222.08/1,091,811.20
  6. Step 6: Final answer
    x = 892,140.25

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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.