Finding the Fourth Proportional to 3,011,076.84, 4,516,621.68 and 2,116,521.42
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Solution
The fourth proportional to 3,011,076.84, 4,516,621.68 and 2,116,521.42 is: 3,174,786.64
Step by Step Solution
- Step 1: Write the proportion equation
3,011,076.84 : 4,516,621.68 = 2,116,521.42 : x - Step 2: Convert to fraction form
3,011,076.84/4,516,621.68 = 2,116,521.42/x - Step 3: Cross multiply
3,011,076.84x = 4,516,621.68 × 2,116,521.42 - Step 4: Simplify right side
3,011,076.84x = 9,559,526,531,756.39 - Step 5: Solve for x
x = 9,559,526,531,756.39/3,011,076.84 - Step 6: Final answer
x = 3,174,786.64
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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.