Finding the Fourth Proportional to 1,949,699.84, 2,684,604.48 and 1,706,622.08
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Solution
The fourth proportional to 1,949,699.84, 2,684,604.48 and 1,706,622.08 is: 2,349,902.89
Step by Step Solution
- Step 1: Write the proportion equation
1,949,699.84 : 2,684,604.48 = 1,706,622.08 : x - Step 2: Convert to fraction form
1,949,699.84/2,684,604.48 = 1,706,622.08/x - Step 3: Cross multiply
1,949,699.84x = 2,684,604.48 × 1,706,622.08 - Step 4: Simplify right side
1,949,699.84x = 4,581,605,281,634.92 - Step 5: Solve for x
x = 4,581,605,281,634.92/1,949,699.84 - Step 6: Final answer
x = 2,349,902.89
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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.