Finding the Fourth Proportional to 1,484,292.87, 2,048,517.35 and 831,167.61
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Solution
The fourth proportional to 1,484,292.87, 2,048,517.35 and 831,167.61 is: 1,147,119.48
Step by Step Solution
- Step 1: Write the proportion equation
1,484,292.87 : 2,048,517.35 = 831,167.61 : x - Step 2: Convert to fraction form
1,484,292.87/2,048,517.35 = 831,167.61/x - Step 3: Cross multiply
1,484,292.87x = 2,048,517.35 × 831,167.61 - Step 4: Simplify right side
1,484,292.87x = 1,702,661,265,687.20 - Step 5: Solve for x
x = 1,702,661,265,687.20/1,484,292.87 - Step 6: Final answer
x = 1,147,119.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.