Home / 2,777,129.53-3,830,895.95-1,615,445.01

Finding the Fourth Proportional to 2,777,129.53, 3,830,895.95 and 1,615,445.01

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Solution

The fourth proportional to 2,777,129.53, 3,830,895.95 and 1,615,445.01 is: 2,228,416.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,129.53 : 3,830,895.95 = 1,615,445.01 : x
  2. Step 2: Convert to fraction form
    2,777,129.53/3,830,895.95 = 1,615,445.01/x
  3. Step 3: Cross multiply
    2,777,129.53x = 3,830,895.95 × 1,615,445.01
  4. Step 4: Simplify right side
    2,777,129.53x = 6,188,601,738,179.49
  5. Step 5: Solve for x
    x = 6,188,601,738,179.49/2,777,129.53
  6. Step 6: Final answer
    x = 2,228,416.67

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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.