Home / 4,915,711.20-7,373,566.80-1,369,855.20

Finding the Fourth Proportional to 4,915,711.20, 7,373,566.80 and 1,369,855.20

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Solution

The fourth proportional to 4,915,711.20, 7,373,566.80 and 1,369,855.20 is: 2,054,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915,711.20 : 7,373,566.80 = 1,369,855.20 : x
  2. Step 2: Convert to fraction form
    4,915,711.20/7,373,566.80 = 1,369,855.20/x
  3. Step 3: Cross multiply
    4,915,711.20x = 7,373,566.80 × 1,369,855.20
  4. Step 4: Simplify right side
    4,915,711.20x = 10,100,718,823,527.36
  5. Step 5: Solve for x
    x = 10,100,718,823,527.36/4,915,711.20
  6. Step 6: Final answer
    x = 2,054,782.80

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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.