Finding the Fourth Proportional to 1,972,577.40, 2,958,963.30 and 1,027,793.40
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Solution
The fourth proportional to 1,972,577.40, 2,958,963.30 and 1,027,793.40 is: 1,541,740.75
Step by Step Solution
- Step 1: Write the proportion equation
1,972,577.40 : 2,958,963.30 = 1,027,793.40 : x - Step 2: Convert to fraction form
1,972,577.40/2,958,963.30 = 1,027,793.40/x - Step 3: Cross multiply
1,972,577.40x = 2,958,963.30 × 1,027,793.40 - Step 4: Simplify right side
1,972,577.40x = 3,041,202,950,582.22 - Step 5: Solve for x
x = 3,041,202,950,582.22/1,972,577.40 - Step 6: Final answer
x = 1,541,740.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.