Home / 4,928,658.60-7,385,039.10-2,792,389.80

Finding the Fourth Proportional to 4,928,658.60, 7,385,039.10 and 2,792,389.80

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Solution

The fourth proportional to 4,928,658.60, 7,385,039.10 and 2,792,389.80 is: 4,184,081.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928,658.60 : 7,385,039.10 = 2,792,389.80 : x
  2. Step 2: Convert to fraction form
    4,928,658.60/7,385,039.10 = 2,792,389.80/x
  3. Step 3: Cross multiply
    4,928,658.60x = 7,385,039.10 × 2,792,389.80
  4. Step 4: Simplify right side
    4,928,658.60x = 20,621,907,855,441.18
  5. Step 5: Solve for x
    x = 20,621,907,855,441.18/4,928,658.60
  6. Step 6: Final answer
    x = 4,184,081.21

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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.