Home / 1,108,907.80-1,660,251.30-1,077,803.80

Finding the Fourth Proportional to 1,108,907.80, 1,660,251.30 and 1,077,803.80

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Solution

The fourth proportional to 1,108,907.80, 1,660,251.30 and 1,077,803.80 is: 1,613,682.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,907.80 : 1,660,251.30 = 1,077,803.80 : x
  2. Step 2: Convert to fraction form
    1,108,907.80/1,660,251.30 = 1,077,803.80/x
  3. Step 3: Cross multiply
    1,108,907.80x = 1,660,251.30 × 1,077,803.80
  4. Step 4: Simplify right side
    1,108,907.80x = 1,789,425,160,094.94
  5. Step 5: Solve for x
    x = 1,789,425,160,094.94/1,108,907.80
  6. Step 6: Final answer
    x = 1,613,682.54

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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.