Finding the Fourth Proportional to 2,535,472.85, 3,497,852.90 and 1,677,230.87
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Solution
The fourth proportional to 2,535,472.85, 3,497,852.90 and 1,677,230.87 is: 2,313,851.19
Step by Step Solution
- Step 1: Write the proportion equation
2,535,472.85 : 3,497,852.90 = 1,677,230.87 : x - Step 2: Convert to fraction form
2,535,472.85/3,497,852.90 = 1,677,230.87/x - Step 3: Cross multiply
2,535,472.85x = 3,497,852.90 × 1,677,230.87 - Step 4: Simplify right side
2,535,472.85x = 5,866,706,849,302.84 - Step 5: Solve for x
x = 5,866,706,849,302.84/2,535,472.85 - Step 6: Final answer
x = 2,313,851.19
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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.