Home / 5,393,143.70-8,089,715.55-1,554,958.70

Finding the Fourth Proportional to 5,393,143.70, 8,089,715.55 and 1,554,958.70

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Solution

The fourth proportional to 5,393,143.70, 8,089,715.55 and 1,554,958.70 is: 2,332,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393,143.70 : 8,089,715.55 = 1,554,958.70 : x
  2. Step 2: Convert to fraction form
    5,393,143.70/8,089,715.55 = 1,554,958.70/x
  3. Step 3: Cross multiply
    5,393,143.70x = 8,089,715.55 × 1,554,958.70
  4. Step 4: Simplify right side
    5,393,143.70x = 12,579,173,574,997.79
  5. Step 5: Solve for x
    x = 12,579,173,574,997.79/5,393,143.70
  6. Step 6: Final answer
    x = 2,332,438.05

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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.