Home / 1,504,305.60-2,075,929.44-815,975.73

Finding the Fourth Proportional to 1,504,305.60, 2,075,929.44 and 815,975.73

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Solution

The fourth proportional to 1,504,305.60, 2,075,929.44 and 815,975.73 is: 1,126,039.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,305.60 : 2,075,929.44 = 815,975.73 : x
  2. Step 2: Convert to fraction form
    1,504,305.60/2,075,929.44 = 815,975.73/x
  3. Step 3: Cross multiply
    1,504,305.60x = 2,075,929.44 × 815,975.73
  4. Step 4: Simplify right side
    1,504,305.60x = 1,693,908,040,232.49
  5. Step 5: Solve for x
    x = 1,693,908,040,232.49/1,504,305.60
  6. Step 6: Final answer
    x = 1,126,039.84

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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.