Home / 2,077,459.80-3,114,440.10-1,080,187.80

Finding the Fourth Proportional to 2,077,459.80, 3,114,440.10 and 1,080,187.80

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Solution

The fourth proportional to 2,077,459.80, 3,114,440.10 and 1,080,187.80 is: 1,619,371.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,459.80 : 3,114,440.10 = 1,080,187.80 : x
  2. Step 2: Convert to fraction form
    2,077,459.80/3,114,440.10 = 1,080,187.80/x
  3. Step 3: Cross multiply
    2,077,459.80x = 3,114,440.10 × 1,080,187.80
  4. Step 4: Simplify right side
    2,077,459.80x = 3,364,180,199,850.78
  5. Step 5: Solve for x
    x = 3,364,180,199,850.78/2,077,459.80
  6. Step 6: Final answer
    x = 1,619,371.98

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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.