Finding the Fourth Proportional to 2,917,051.22, 4,025,753.75 and 1,610,555.19
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Solution
The fourth proportional to 2,917,051.22, 4,025,753.75 and 1,610,555.19 is: 2,222,689.32
Step by Step Solution
- Step 1: Write the proportion equation
2,917,051.22 : 4,025,753.75 = 1,610,555.19 : x - Step 2: Convert to fraction form
2,917,051.22/4,025,753.75 = 1,610,555.19/x - Step 3: Cross multiply
2,917,051.22x = 4,025,753.75 × 1,610,555.19 - Step 4: Simplify right side
2,917,051.22x = 6,483,698,595,724.46 - Step 5: Solve for x
x = 6,483,698,595,724.46/2,917,051.22 - Step 6: Final answer
x = 2,222,689.32
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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.