Home / 2,871,245.70-3,962,495.57-1,582,085.75

Finding the Fourth Proportional to 2,871,245.70, 3,962,495.57 and 1,582,085.75

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Solution

The fourth proportional to 2,871,245.70, 3,962,495.57 and 1,582,085.75 is: 2,183,375.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,245.70 : 3,962,495.57 = 1,582,085.75 : x
  2. Step 2: Convert to fraction form
    2,871,245.70/3,962,495.57 = 1,582,085.75/x
  3. Step 3: Cross multiply
    2,871,245.70x = 3,962,495.57 × 1,582,085.75
  4. Step 4: Simplify right side
    2,871,245.70x = 6,269,007,748,012.22
  5. Step 5: Solve for x
    x = 6,269,007,748,012.22/2,871,245.70
  6. Step 6: Final answer
    x = 2,183,375.58

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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.