Finding the Fourth Proportional to 2,838,968.64, 4,259,124.18 and 919,876.68
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Solution
The fourth proportional to 2,838,968.64, 4,259,124.18 and 919,876.68 is: 1,380,032.51
Step by Step Solution
- Step 1: Write the proportion equation
2,838,968.64 : 4,259,124.18 = 919,876.68 : x - Step 2: Convert to fraction form
2,838,968.64/4,259,124.18 = 919,876.68/x - Step 3: Cross multiply
2,838,968.64x = 4,259,124.18 × 919,876.68 - Step 4: Simplify right side
2,838,968.64x = 3,917,869,010,406.12 - Step 5: Solve for x
x = 3,917,869,010,406.12/2,838,968.64 - Step 6: Final answer
x = 1,380,032.51
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.