Home / 2,519,081.20-3,476,303.76-1,373,136.40

Finding the Fourth Proportional to 2,519,081.20, 3,476,303.76 and 1,373,136.40

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Solution

The fourth proportional to 2,519,081.20, 3,476,303.76 and 1,373,136.40 is: 1,894,912.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,081.20 : 3,476,303.76 = 1,373,136.40 : x
  2. Step 2: Convert to fraction form
    2,519,081.20/3,476,303.76 = 1,373,136.40/x
  3. Step 3: Cross multiply
    2,519,081.20x = 3,476,303.76 × 1,373,136.40
  4. Step 4: Simplify right side
    2,519,081.20x = 4,773,439,230,312.86
  5. Step 5: Solve for x
    x = 4,773,439,230,312.86/2,519,081.20
  6. Step 6: Final answer
    x = 1,894,912.81

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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.