Finding the Fourth Proportional to 1,578,969.75, 2,178,845.82 and 934,276.98
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Solution
The fourth proportional to 1,578,969.75, 2,178,845.82 and 934,276.98 is: 1,289,223.87
Step by Step Solution
- Step 1: Write the proportion equation
1,578,969.75 : 2,178,845.82 = 934,276.98 : x - Step 2: Convert to fraction form
1,578,969.75/2,178,845.82 = 934,276.98/x - Step 3: Cross multiply
1,578,969.75x = 2,178,845.82 × 934,276.98 - Step 4: Simplify right side
1,578,969.75x = 2,035,645,492,595.22 - Step 5: Solve for x
x = 2,035,645,492,595.22/1,578,969.75 - Step 6: Final answer
x = 1,289,223.87
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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.