Finding the Fourth Proportional to 2,095,316.48, 2,891,556.96 and 1,189,904.96
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Solution
The fourth proportional to 2,095,316.48, 2,891,556.96 and 1,189,904.96 is: 1,642,080.33
Step by Step Solution
- Step 1: Write the proportion equation
2,095,316.48 : 2,891,556.96 = 1,189,904.96 : x - Step 2: Convert to fraction form
2,095,316.48/2,891,556.96 = 1,189,904.96/x - Step 3: Cross multiply
2,095,316.48x = 2,891,556.96 × 1,189,904.96 - Step 4: Simplify right side
2,095,316.48x = 3,440,677,968,826.52 - Step 5: Solve for x
x = 3,440,677,968,826.52/2,095,316.48 - Step 6: Final answer
x = 1,642,080.33
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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.