Finding the Fourth Proportional to 1,833,419.68, 2,529,913.95 and 1,017,657.75
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Solution
The fourth proportional to 1,833,419.68, 2,529,913.95 and 1,017,657.75 is: 1,404,253.79
Step by Step Solution
- Step 1: Write the proportion equation
1,833,419.68 : 2,529,913.95 = 1,017,657.75 : x - Step 2: Convert to fraction form
1,833,419.68/2,529,913.95 = 1,017,657.75/x - Step 3: Cross multiply
1,833,419.68x = 2,529,913.95 × 1,017,657.75 - Step 4: Simplify right side
1,833,419.68x = 2,574,586,538,050.61 - Step 5: Solve for x
x = 2,574,586,538,050.61/1,833,419.68 - Step 6: Final answer
x = 1,404,253.79
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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.