Home / 4,618,768.56-6,928,794.36-1,424,145.84

Finding the Fourth Proportional to 4,618,768.56, 6,928,794.36 and 1,424,145.84

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Solution

The fourth proportional to 4,618,768.56, 6,928,794.36 and 1,424,145.84 is: 2,136,416.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,618,768.56 : 6,928,794.36 = 1,424,145.84 : x
  2. Step 2: Convert to fraction form
    4,618,768.56/6,928,794.36 = 1,424,145.84/x
  3. Step 3: Cross multiply
    4,618,768.56x = 6,928,794.36 × 1,424,145.84
  4. Step 4: Simplify right side
    4,618,768.56x = 9,867,613,664,009.46
  5. Step 5: Solve for x
    x = 9,867,613,664,009.46/4,618,768.56
  6. Step 6: Final answer
    x = 2,136,416.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.