Home / 1,808,986.55-2,496,289.55-993,185.64

Finding the Fourth Proportional to 1,808,986.55, 2,496,289.55 and 993,185.64

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Solution

The fourth proportional to 1,808,986.55, 2,496,289.55 and 993,185.64 is: 1,370,534.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,986.55 : 2,496,289.55 = 993,185.64 : x
  2. Step 2: Convert to fraction form
    1,808,986.55/2,496,289.55 = 993,185.64/x
  3. Step 3: Cross multiply
    1,808,986.55x = 2,496,289.55 × 993,185.64
  4. Step 4: Simplify right side
    1,808,986.55x = 2,479,278,929,376.13
  5. Step 5: Solve for x
    x = 2,479,278,929,376.13/1,808,986.55
  6. Step 6: Final answer
    x = 1,370,534.75

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.