Home / 4,275,090.72-6,412,042.80-1,080,020.16

Finding the Fourth Proportional to 4,275,090.72, 6,412,042.80 and 1,080,020.16

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Solution

The fourth proportional to 4,275,090.72, 6,412,042.80 and 1,080,020.16 is: 1,619,880.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275,090.72 : 6,412,042.80 = 1,080,020.16 : x
  2. Step 2: Convert to fraction form
    4,275,090.72/6,412,042.80 = 1,080,020.16/x
  3. Step 3: Cross multiply
    4,275,090.72x = 6,412,042.80 × 1,080,020.16
  4. Step 4: Simplify right side
    4,275,090.72x = 6,925,135,490,782.85
  5. Step 5: Solve for x
    x = 6,925,135,490,782.85/4,275,090.72
  6. Step 6: Final answer
    x = 1,619,880.36

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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.