Finding the Fourth Proportional to 3,409,820.84, 4,705,529.58 and 1,881,927.92
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Solution
The fourth proportional to 3,409,820.84, 4,705,529.58 and 1,881,927.92 is: 2,597,047.74
Step by Step Solution
- Step 1: Write the proportion equation
3,409,820.84 : 4,705,529.58 = 1,881,927.92 : x - Step 2: Convert to fraction form
3,409,820.84/4,705,529.58 = 1,881,927.92/x - Step 3: Cross multiply
3,409,820.84x = 4,705,529.58 × 1,881,927.92 - Step 4: Simplify right side
3,409,820.84x = 8,855,467,494,987.87 - Step 5: Solve for x
x = 8,855,467,494,987.87/3,409,820.84 - Step 6: Final answer
x = 2,597,047.74
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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.