Home / 1,101,907.80-1,649,751.30-1,070,803.80

Finding the Fourth Proportional to 1,101,907.80, 1,649,751.30 and 1,070,803.80

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Solution

The fourth proportional to 1,101,907.80, 1,649,751.30 and 1,070,803.80 is: 1,603,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,907.80 : 1,649,751.30 = 1,070,803.80 : x
  2. Step 2: Convert to fraction form
    1,101,907.80/1,649,751.30 = 1,070,803.80/x
  3. Step 3: Cross multiply
    1,101,907.80x = 1,649,751.30 × 1,070,803.80
  4. Step 4: Simplify right side
    1,101,907.80x = 1,766,559,961,094.94
  5. Step 5: Solve for x
    x = 1,766,559,961,094.94/1,101,907.80
  6. Step 6: Final answer
    x = 1,603,183.10

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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.