Home / 2,028,133.80-2,798,825.04-1,110,421.17

Finding the Fourth Proportional to 2,028,133.80, 2,798,825.04 and 1,110,421.17

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Solution

The fourth proportional to 2,028,133.80, 2,798,825.04 and 1,110,421.17 is: 1,532,381.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,133.80 : 2,798,825.04 = 1,110,421.17 : x
  2. Step 2: Convert to fraction form
    2,028,133.80/2,798,825.04 = 1,110,421.17/x
  3. Step 3: Cross multiply
    2,028,133.80x = 2,798,825.04 × 1,110,421.17
  4. Step 4: Simplify right side
    2,028,133.80x = 3,107,874,575,542.10
  5. Step 5: Solve for x
    x = 3,107,874,575,542.10/2,028,133.80
  6. Step 6: Final answer
    x = 1,532,381.43

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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.