Home / 1,080,768.24-1,621,180.08-512,016.12

Finding the Fourth Proportional to 1,080,768.24, 1,621,180.08 and 512,016.12

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Solution

The fourth proportional to 1,080,768.24, 1,621,180.08 and 512,016.12 is: 768,037.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,768.24 : 1,621,180.08 = 512,016.12 : x
  2. Step 2: Convert to fraction form
    1,080,768.24/1,621,180.08 = 512,016.12/x
  3. Step 3: Cross multiply
    1,080,768.24x = 1,621,180.08 × 512,016.12
  4. Step 4: Simplify right side
    1,080,768.24x = 830,070,334,382.89
  5. Step 5: Solve for x
    x = 830,070,334,382.89/1,080,768.24
  6. Step 6: Final answer
    x = 768,037.31

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1.5x scale

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.