Home / 2,080,128-2,870,576.64-1,126,272

Finding the Fourth Proportional to 2,080,128, 2,870,576.64 and 1,126,272

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Solution

The fourth proportional to 2,080,128, 2,870,576.64 and 1,126,272 is: 1,554,255.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,128 : 2,870,576.64 = 1,126,272 : x
  2. Step 2: Convert to fraction form
    2,080,128/2,870,576.64 = 1,126,272/x
  3. Step 3: Cross multiply
    2,080,128x = 2,870,576.64 × 1,126,272
  4. Step 4: Simplify right side
    2,080,128x = 3,233,050,093,486.08
  5. Step 5: Solve for x
    x = 3,233,050,093,486.08/2,080,128
  6. Step 6: Final answer
    x = 1,554,255.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.