Home / 5,461,939.91-8,192,180.93-1,623,690.38

Finding the Fourth Proportional to 5,461,939.91, 8,192,180.93 and 1,623,690.38

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Solution

The fourth proportional to 5,461,939.91, 8,192,180.93 and 1,623,690.38 is: 2,435,318.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461,939.91 : 8,192,180.93 = 1,623,690.38 : x
  2. Step 2: Convert to fraction form
    5,461,939.91/8,192,180.93 = 1,623,690.38/x
  3. Step 3: Cross multiply
    5,461,939.91x = 8,192,180.93 × 1,623,690.38
  4. Step 4: Simplify right side
    5,461,939.91x = 13,301,565,318,181.10
  5. Step 5: Solve for x
    x = 13,301,565,318,181.10/5,461,939.91
  6. Step 6: Final answer
    x = 2,435,318.87

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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.