Finding the Fourth Proportional to 2,676,155.76, 4,013,388 and 878,743.08
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Solution
The fourth proportional to 2,676,155.76, 4,013,388 and 878,743.08 is: 1,317,836.95
Step by Step Solution
- Step 1: Write the proportion equation
2,676,155.76 : 4,013,388 = 878,743.08 : x - Step 2: Convert to fraction form
2,676,155.76/4,013,388 = 878,743.08/x - Step 3: Cross multiply
2,676,155.76x = 4,013,388 × 878,743.08 - Step 4: Simplify right side
2,676,155.76x = 3,526,736,932,355.04 - Step 5: Solve for x
x = 3,526,736,932,355.04/2,676,155.76 - Step 6: Final answer
x = 1,317,836.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.