Finding the Fourth Proportional to 2,707,674.76, 3,736,462.98 and 1,620,545.32
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Solution
The fourth proportional to 2,707,674.76, 3,736,462.98 and 1,620,545.32 is: 2,236,275.82
Step by Step Solution
- Step 1: Write the proportion equation
2,707,674.76 : 3,736,462.98 = 1,620,545.32 : x - Step 2: Convert to fraction form
2,707,674.76/3,736,462.98 = 1,620,545.32/x - Step 3: Cross multiply
2,707,674.76x = 3,736,462.98 × 1,620,545.32 - Step 4: Simplify right side
2,707,674.76x = 6,055,107,595,592.25 - Step 5: Solve for x
x = 6,055,107,595,592.25/2,707,674.76 - Step 6: Final answer
x = 2,236,275.82
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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.