Finding the Fourth Proportional to 2,363,246.08, 3,261,262.88 and 1,290,158.08
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Solution
The fourth proportional to 2,363,246.08, 3,261,262.88 and 1,290,158.08 is: 1,780,409.03
Step by Step Solution
- Step 1: Write the proportion equation
2,363,246.08 : 3,261,262.88 = 1,290,158.08 : x - Step 2: Convert to fraction form
2,363,246.08/3,261,262.88 = 1,290,158.08/x - Step 3: Cross multiply
2,363,246.08x = 3,261,262.88 × 1,290,158.08 - Step 4: Simplify right side
2,363,246.08x = 4,207,544,655,636.07 - Step 5: Solve for x
x = 4,207,544,655,636.07/2,363,246.08 - Step 6: Final answer
x = 1,780,409.03
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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.