Home / 2,640,295.89-3,642,983.78-1,494,376.20

Finding the Fourth Proportional to 2,640,295.89, 3,642,983.78 and 1,494,376.20

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Solution

The fourth proportional to 2,640,295.89, 3,642,983.78 and 1,494,376.20 is: 2,061,885.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,295.89 : 3,642,983.78 = 1,494,376.20 : x
  2. Step 2: Convert to fraction form
    2,640,295.89/3,642,983.78 = 1,494,376.20/x
  3. Step 3: Cross multiply
    2,640,295.89x = 3,642,983.78 × 1,494,376.20
  4. Step 4: Simplify right side
    2,640,295.89x = 5,443,988,250,346.15
  5. Step 5: Solve for x
    x = 5,443,988,250,346.15/2,640,295.89
  6. Step 6: Final answer
    x = 2,061,885.67

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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.