Finding the Fourth Proportional to 1,663,735.80, 2,495,603.70 and 823,927.80
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Solution
The fourth proportional to 1,663,735.80, 2,495,603.70 and 823,927.80 is: 1,235,891.70
Step by Step Solution
- Step 1: Write the proportion equation
1,663,735.80 : 2,495,603.70 = 823,927.80 : x - Step 2: Convert to fraction form
1,663,735.80/2,495,603.70 = 823,927.80/x - Step 3: Cross multiply
1,663,735.80x = 2,495,603.70 × 823,927.80 - Step 4: Simplify right side
1,663,735.80x = 2,056,197,266,212.86 - Step 5: Solve for x
x = 2,056,197,266,212.86/1,663,735.80 - Step 6: Final answer
x = 1,235,891.70
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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.