Finding the Fourth Proportional to 1,949,562.84, 2,684,415.42 and 1,706,485.08
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Solution
The fourth proportional to 1,949,562.84, 2,684,415.42 and 1,706,485.08 is: 2,349,713.88
Step by Step Solution
- Step 1: Write the proportion equation
1,949,562.84 : 2,684,415.42 = 1,706,485.08 : x - Step 2: Convert to fraction form
1,949,562.84/2,684,415.42 = 1,706,485.08/x - Step 3: Cross multiply
1,949,562.84x = 2,684,415.42 × 1,706,485.08 - Step 4: Simplify right side
1,949,562.84x = 4,580,914,862,751.93 - Step 5: Solve for x
x = 4,580,914,862,751.93/1,949,562.84 - Step 6: Final answer
x = 2,349,713.88
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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.