Finding the Fourth Proportional to 1,527,449.58, 2,107,646.12 and 882,745.28
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Solution
The fourth proportional to 1,527,449.58, 2,107,646.12 and 882,745.28 is: 1,218,053.07
Step by Step Solution
- Step 1: Write the proportion equation
1,527,449.58 : 2,107,646.12 = 882,745.28 : x - Step 2: Convert to fraction form
1,527,449.58/2,107,646.12 = 882,745.28/x - Step 3: Cross multiply
1,527,449.58x = 2,107,646.12 × 882,745.28 - Step 4: Simplify right side
1,527,449.58x = 1,860,514,649,388.36 - Step 5: Solve for x
x = 1,860,514,649,388.36/1,527,449.58 - Step 6: Final answer
x = 1,218,053.07
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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.