Finding the Fourth Proportional to 1,299,467.55, 1,950,898.98 and 1,043,436.84
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Solution
The fourth proportional to 1,299,467.55, 1,950,898.98 and 1,043,436.84 is: 1,566,518.43
Step by Step Solution
- Step 1: Write the proportion equation
1,299,467.55 : 1,950,898.98 = 1,043,436.84 : x - Step 2: Convert to fraction form
1,299,467.55/1,950,898.98 = 1,043,436.84/x - Step 3: Cross multiply
1,299,467.55x = 1,950,898.98 × 1,043,436.84 - Step 4: Simplify right side
1,299,467.55x = 2,035,639,866,850.42 - Step 5: Solve for x
x = 2,035,639,866,850.42/1,299,467.55 - Step 6: Final answer
x = 1,566,518.43
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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.