Home / 2,028,021.96-2,798,666-1,110,243.66

Finding the Fourth Proportional to 2,028,021.96, 2,798,666 and 1,110,243.66

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Solution

The fourth proportional to 2,028,021.96, 2,798,666 and 1,110,243.66 is: 1,532,133.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,021.96 : 2,798,666 = 1,110,243.66 : x
  2. Step 2: Convert to fraction form
    2,028,021.96/2,798,666 = 1,110,243.66/x
  3. Step 3: Cross multiply
    2,028,021.96x = 2,798,666 × 1,110,243.66
  4. Step 4: Simplify right side
    2,028,021.96x = 3,107,201,182,957.56
  5. Step 5: Solve for x
    x = 3,107,201,182,957.56/2,028,021.96
  6. Step 6: Final answer
    x = 1,532,133.89

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1.5x scale

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.