Finding the Fourth Proportional to 2,564,399.70, 3,846,599.55 and 2,446,301.70
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Solution
The fourth proportional to 2,564,399.70, 3,846,599.55 and 2,446,301.70 is: 3,669,452.55
Step by Step Solution
- Step 1: Write the proportion equation
2,564,399.70 : 3,846,599.55 = 2,446,301.70 : x - Step 2: Convert to fraction form
2,564,399.70/3,846,599.55 = 2,446,301.70/x - Step 3: Cross multiply
2,564,399.70x = 3,846,599.55 × 2,446,301.70 - Step 4: Simplify right side
2,564,399.70x = 9,409,943,018,384.24 - Step 5: Solve for x
x = 9,409,943,018,384.24/2,564,399.70 - Step 6: Final answer
x = 3,669,452.55
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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.