Finding the Fourth Proportional to 4,225,548.60, 5,831,389.02 and 2,389,970.94
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Solution
The fourth proportional to 4,225,548.60, 5,831,389.02 and 2,389,970.94 is: 3,298,234.53
Step by Step Solution
- Step 1: Write the proportion equation
4,225,548.60 : 5,831,389.02 = 2,389,970.94 : x - Step 2: Convert to fraction form
4,225,548.60/5,831,389.02 = 2,389,970.94/x - Step 3: Cross multiply
4,225,548.60x = 5,831,389.02 × 2,389,970.94 - Step 4: Simplify right side
4,225,548.60x = 13,936,850,297,635.08 - Step 5: Solve for x
x = 13,936,850,297,635.08/4,225,548.60 - Step 6: Final answer
x = 3,298,234.53
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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.