Finding the Fourth Proportional to 3,852,582.77, 5,778,930.76 and 1,831,032.97
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Solution
The fourth proportional to 3,852,582.77, 5,778,930.76 and 1,831,032.97 is: 2,746,576.35
Step by Step Solution
- Step 1: Write the proportion equation
3,852,582.77 : 5,778,930.76 = 1,831,032.97 : x - Step 2: Convert to fraction form
3,852,582.77/5,778,930.76 = 1,831,032.97/x - Step 3: Cross multiply
3,852,582.77x = 5,778,930.76 × 1,831,032.97 - Step 4: Simplify right side
3,852,582.77x = 10,581,412,733,882.25 - Step 5: Solve for x
x = 10,581,412,733,882.25/3,852,582.77 - Step 6: Final answer
x = 2,746,576.35
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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.