Finding the Fourth Proportional to 1,382,199.36, 2,073,898.08 and 672,843.84
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Solution
The fourth proportional to 1,382,199.36, 2,073,898.08 and 672,843.84 is: 1,009,557.37
Step by Step Solution
- Step 1: Write the proportion equation
1,382,199.36 : 2,073,898.08 = 672,843.84 : x - Step 2: Convert to fraction form
1,382,199.36/2,073,898.08 = 672,843.84/x - Step 3: Cross multiply
1,382,199.36x = 2,073,898.08 × 672,843.84 - Step 4: Simplify right side
1,382,199.36x = 1,395,409,547,915.83 - Step 5: Solve for x
x = 1,395,409,547,915.83/1,382,199.36 - Step 6: Final answer
x = 1,009,557.37
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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.