Home / 3,365,913.78-5,048,834.22-2,688,818.58

Finding the Fourth Proportional to 3,365,913.78, 5,048,834.22 and 2,688,818.58

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Solution

The fourth proportional to 3,365,913.78, 5,048,834.22 and 2,688,818.58 is: 4,033,198.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,365,913.78 : 5,048,834.22 = 2,688,818.58 : x
  2. Step 2: Convert to fraction form
    3,365,913.78/5,048,834.22 = 2,688,818.58/x
  3. Step 3: Cross multiply
    3,365,913.78x = 5,048,834.22 × 2,688,818.58
  4. Step 4: Simplify right side
    3,365,913.78x = 13,575,399,258,075.81
  5. Step 5: Solve for x
    x = 13,575,399,258,075.81/3,365,913.78
  6. Step 6: Final answer
    x = 4,033,198.75

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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.