Finding the Fourth Proportional to 1,698,324.76, 2,343,688.05 and 934,361.92
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Solution
The fourth proportional to 1,698,324.76, 2,343,688.05 and 934,361.92 is: 1,289,419.38
Step by Step Solution
- Step 1: Write the proportion equation
1,698,324.76 : 2,343,688.05 = 934,361.92 : x - Step 2: Convert to fraction form
1,698,324.76/2,343,688.05 = 934,361.92/x - Step 3: Cross multiply
1,698,324.76x = 2,343,688.05 × 934,361.92 - Step 4: Simplify right side
1,698,324.76x = 2,189,852,866,279.06 - Step 5: Solve for x
x = 2,189,852,866,279.06/1,698,324.76 - Step 6: Final answer
x = 1,289,419.38
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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.