Home / 3,397,635.89-4,688,738.28-1,869,743.01

Finding the Fourth Proportional to 3,397,635.89, 4,688,738.28 and 1,869,743.01

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Solution

The fourth proportional to 3,397,635.89, 4,688,738.28 and 1,869,743.01 is: 2,580,245.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,635.89 : 4,688,738.28 = 1,869,743.01 : x
  2. Step 2: Convert to fraction form
    3,397,635.89/4,688,738.28 = 1,869,743.01/x
  3. Step 3: Cross multiply
    3,397,635.89x = 4,688,738.28 × 1,869,743.01
  4. Step 4: Simplify right side
    3,397,635.89x = 8,766,735,624,749.42
  5. Step 5: Solve for x
    x = 8,766,735,624,749.42/3,397,635.89
  6. Step 6: Final answer
    x = 2,580,245.77

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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.