Finding the Fourth Proportional to 2,845,778.10, 3,928,497.24 and 1,683,859.02
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Solution
The fourth proportional to 2,845,778.10, 3,928,497.24 and 1,683,859.02 is: 2,324,508.55
Step by Step Solution
- Step 1: Write the proportion equation
2,845,778.10 : 3,928,497.24 = 1,683,859.02 : x - Step 2: Convert to fraction form
2,845,778.10/3,928,497.24 = 1,683,859.02/x - Step 3: Cross multiply
2,845,778.10x = 3,928,497.24 × 1,683,859.02 - Step 4: Simplify right side
2,845,778.10x = 6,615,035,512,619.11 - Step 5: Solve for x
x = 6,615,035,512,619.11/2,845,778.10 - Step 6: Final answer
x = 2,324,508.55
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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.