Home / 3,580,919.10-5,371,434.54-1,993,571.01

Finding the Fourth Proportional to 3,580,919.10, 5,371,434.54 and 1,993,571.01

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Solution

The fourth proportional to 3,580,919.10, 5,371,434.54 and 1,993,571.01 is: 2,990,387.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,919.10 : 5,371,434.54 = 1,993,571.01 : x
  2. Step 2: Convert to fraction form
    3,580,919.10/5,371,434.54 = 1,993,571.01/x
  3. Step 3: Cross multiply
    3,580,919.10x = 5,371,434.54 × 1,993,571.01
  4. Step 4: Simplify right side
    3,580,919.10x = 10,708,336,181,056.69
  5. Step 5: Solve for x
    x = 10,708,336,181,056.69/3,580,919.10
  6. Step 6: Final answer
    x = 2,990,387.63

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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.