Home / 1,048,103.46-1,571,972.67-338,131.44

Finding the Fourth Proportional to 1,048,103.46, 1,571,972.67 and 338,131.44

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Solution

The fourth proportional to 1,048,103.46, 1,571,972.67 and 338,131.44 is: 507,138.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,103.46 : 1,571,972.67 = 338,131.44 : x
  2. Step 2: Convert to fraction form
    1,048,103.46/1,571,972.67 = 338,131.44/x
  3. Step 3: Cross multiply
    1,048,103.46x = 1,571,972.67 × 338,131.44
  4. Step 4: Simplify right side
    1,048,103.46x = 531,533,382,547.75
  5. Step 5: Solve for x
    x = 531,533,382,547.75/1,048,103.46
  6. Step 6: Final answer
    x = 507,138.28

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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.