Finding the Fourth Proportional to 5,488,580.05, 8,232,888.15 and 1,389,898.92
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Solution
The fourth proportional to 5,488,580.05, 8,232,888.15 and 1,389,898.92 is: 2,084,852.96
Step by Step Solution
- Step 1: Write the proportion equation
5,488,580.05 : 8,232,888.15 = 1,389,898.92 : x - Step 2: Convert to fraction form
5,488,580.05/8,232,888.15 = 1,389,898.92/x - Step 3: Cross multiply
5,488,580.05x = 8,232,888.15 × 1,389,898.92 - Step 4: Simplify right side
5,488,580.05x = 11,442,882,348,165.80 - Step 5: Solve for x
x = 11,442,882,348,165.80/5,488,580.05 - Step 6: Final answer
x = 2,084,852.96
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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.