Finding the Fourth Proportional to 2,999,187.75, 4,138,879.10 and 1,641,060.75
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Solution
The fourth proportional to 2,999,187.75, 4,138,879.10 and 1,641,060.75 is: 2,264,663.84
Step by Step Solution
- Step 1: Write the proportion equation
2,999,187.75 : 4,138,879.10 = 1,641,060.75 : x - Step 2: Convert to fraction form
2,999,187.75/4,138,879.10 = 1,641,060.75/x - Step 3: Cross multiply
2,999,187.75x = 4,138,879.10 × 1,641,060.75 - Step 4: Simplify right side
2,999,187.75x = 6,792,152,031,800.02 - Step 5: Solve for x
x = 6,792,152,031,800.02/2,999,187.75 - Step 6: Final answer
x = 2,264,663.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.