Finding the Fourth Proportional to 2,708,637.11, 3,737,838.20 and 1,484,900.81
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Solution
The fourth proportional to 2,708,637.11, 3,737,838.20 and 1,484,900.81 is: 2,049,118.70
Step by Step Solution
- Step 1: Write the proportion equation
2,708,637.11 : 3,737,838.20 = 1,484,900.81 : x - Step 2: Convert to fraction form
2,708,637.11/3,737,838.20 = 1,484,900.81/x - Step 3: Cross multiply
2,708,637.11x = 3,737,838.20 × 1,484,900.81 - Step 4: Simplify right side
2,708,637.11x = 5,550,318,944,715.25 - Step 5: Solve for x
x = 5,550,318,944,715.25/2,708,637.11 - Step 6: Final answer
x = 2,049,118.70
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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.