Finding the Fourth Proportional to 2,966,248.62, 4,086,101.90 and 2,529,243.70
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Solution
The fourth proportional to 2,966,248.62, 4,086,101.90 and 2,529,243.70 is: 3,484,113.71
Step by Step Solution
- Step 1: Write the proportion equation
2,966,248.62 : 4,086,101.90 = 2,529,243.70 : x - Step 2: Convert to fraction form
2,966,248.62/4,086,101.90 = 2,529,243.70/x - Step 3: Cross multiply
2,966,248.62x = 4,086,101.90 × 2,529,243.70 - Step 4: Simplify right side
2,966,248.62x = 10,334,747,488,133.03 - Step 5: Solve for x
x = 10,334,747,488,133.03/2,966,248.62 - Step 6: Final answer
x = 3,484,113.71
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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.