Home / 1,995,779.10-2,993,668.65-930,928.80

Finding the Fourth Proportional to 1,995,779.10, 2,993,668.65 and 930,928.80

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Solution

The fourth proportional to 1,995,779.10, 2,993,668.65 and 930,928.80 is: 1,396,393.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,779.10 : 2,993,668.65 = 930,928.80 : x
  2. Step 2: Convert to fraction form
    1,995,779.10/2,993,668.65 = 930,928.80/x
  3. Step 3: Cross multiply
    1,995,779.10x = 2,993,668.65 × 930,928.80
  4. Step 4: Simplify right side
    1,995,779.10x = 2,786,892,363,942.12
  5. Step 5: Solve for x
    x = 2,786,892,363,942.12/1,995,779.10
  6. Step 6: Final answer
    x = 1,396,393.20

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Similar ratio
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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.