Finding the Fourth Proportional to 1,788,367.08, 2,467,923.11 and 972,553.20
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Solution
The fourth proportional to 1,788,367.08, 2,467,923.11 and 972,553.20 is: 1,342,110.66
Step by Step Solution
- Step 1: Write the proportion equation
1,788,367.08 : 2,467,923.11 = 972,553.20 : x - Step 2: Convert to fraction form
1,788,367.08/2,467,923.11 = 972,553.20/x - Step 3: Cross multiply
1,788,367.08x = 2,467,923.11 × 972,553.20 - Step 4: Simplify right side
1,788,367.08x = 2,400,186,531,072.46 - Step 5: Solve for x
x = 2,400,186,531,072.46/1,788,367.08 - Step 6: Final answer
x = 1,342,110.66
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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.