Home / 1,110,910.40-1,666,365.60-1,040,926.40

Finding the Fourth Proportional to 1,110,910.40, 1,666,365.60 and 1,040,926.40

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Solution

The fourth proportional to 1,110,910.40, 1,666,365.60 and 1,040,926.40 is: 1,561,389.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,910.40 : 1,666,365.60 = 1,040,926.40 : x
  2. Step 2: Convert to fraction form
    1,110,910.40/1,666,365.60 = 1,040,926.40/x
  3. Step 3: Cross multiply
    1,110,910.40x = 1,666,365.60 × 1,040,926.40
  4. Step 4: Simplify right side
    1,110,910.40x = 1,734,563,945,091.84
  5. Step 5: Solve for x
    x = 1,734,563,945,091.84/1,110,910.40
  6. Step 6: Final answer
    x = 1,561,389.60

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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.