Finding the Fourth Proportional to 1,672,996.92, 2,509,490.34 and 474,920.28
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Solution
The fourth proportional to 1,672,996.92, 2,509,490.34 and 474,920.28 is: 712,378.99
Step by Step Solution
- Step 1: Write the proportion equation
1,672,996.92 : 2,509,490.34 = 474,920.28 : x - Step 2: Convert to fraction form
1,672,996.92/2,509,490.34 = 474,920.28/x - Step 3: Cross multiply
1,672,996.92x = 2,509,490.34 × 474,920.28 - Step 4: Simplify right side
1,672,996.92x = 1,191,807,854,930.10 - Step 5: Solve for x
x = 1,191,807,854,930.10/1,672,996.92 - Step 6: Final answer
x = 712,378.99
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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.