Home / 1,397,633.61-2,096,497.03-386,670.91

Finding the Fourth Proportional to 1,397,633.61, 2,096,497.03 and 386,670.91

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Solution

The fourth proportional to 1,397,633.61, 2,096,497.03 and 386,670.91 is: 580,019.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,633.61 : 2,096,497.03 = 386,670.91 : x
  2. Step 2: Convert to fraction form
    1,397,633.61/2,096,497.03 = 386,670.91/x
  3. Step 3: Cross multiply
    1,397,633.61x = 2,096,497.03 × 386,670.91
  4. Step 4: Simplify right side
    1,397,633.61x = 810,654,401,986.56
  5. Step 5: Solve for x
    x = 810,654,401,986.56/1,397,633.61
  6. Step 6: Final answer
    x = 580,019.25

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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.