Finding the Fourth Proportional to 1,614,513.60, 2,417,104.80 and 984,657.60
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Solution
The fourth proportional to 1,614,513.60, 2,417,104.80 and 984,657.60 is: 1,474,140.95
Step by Step Solution
- Step 1: Write the proportion equation
1,614,513.60 : 2,417,104.80 = 984,657.60 : x - Step 2: Convert to fraction form
1,614,513.60/2,417,104.80 = 984,657.60/x - Step 3: Cross multiply
1,614,513.60x = 2,417,104.80 × 984,657.60 - Step 4: Simplify right side
1,614,513.60x = 2,380,020,611,316.48 - Step 5: Solve for x
x = 2,380,020,611,316.48/1,614,513.60 - Step 6: Final answer
x = 1,474,140.95
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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.