Finding the Fourth Proportional to 1,378,623.36, 2,067,533.28 and 536,975.04
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Solution
The fourth proportional to 1,378,623.36, 2,067,533.28 and 536,975.04 is: 805,306.07
Step by Step Solution
- Step 1: Write the proportion equation
1,378,623.36 : 2,067,533.28 = 536,975.04 : x - Step 2: Convert to fraction form
1,378,623.36/2,067,533.28 = 536,975.04/x - Step 3: Cross multiply
1,378,623.36x = 2,067,533.28 × 536,975.04 - Step 4: Simplify right side
1,378,623.36x = 1,110,213,765,729.33 - Step 5: Solve for x
x = 1,110,213,765,729.33/1,378,623.36 - Step 6: Final answer
x = 805,306.07
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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.