Home / 2,489,039.37-3,730,409.78-1,590,133.77

Finding the Fourth Proportional to 2,489,039.37, 3,730,409.78 and 1,590,133.77

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Solution

The fourth proportional to 2,489,039.37, 3,730,409.78 and 1,590,133.77 is: 2,383,188.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,039.37 : 3,730,409.78 = 1,590,133.77 : x
  2. Step 2: Convert to fraction form
    2,489,039.37/3,730,409.78 = 1,590,133.77/x
  3. Step 3: Cross multiply
    2,489,039.37x = 3,730,409.78 × 1,590,133.77
  4. Step 4: Simplify right side
    2,489,039.37x = 5,931,850,559,165.60
  5. Step 5: Solve for x
    x = 5,931,850,559,165.60/2,489,039.37
  6. Step 6: Final answer
    x = 2,383,188.72

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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.