Finding the Fourth Proportional to 4,032,938.40, 6,042,409.20 and 2,612,263.20
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Solution
The fourth proportional to 4,032,938.40, 6,042,409.20 and 2,612,263.20 is: 3,913,861.71
Step by Step Solution
- Step 1: Write the proportion equation
4,032,938.40 : 6,042,409.20 = 2,612,263.20 : x - Step 2: Convert to fraction form
4,032,938.40/6,042,409.20 = 2,612,263.20/x - Step 3: Cross multiply
4,032,938.40x = 6,042,409.20 × 2,612,263.20 - Step 4: Simplify right side
4,032,938.40x = 15,784,363,192,501.44 - Step 5: Solve for x
x = 15,784,363,192,501.44/4,032,938.40 - Step 6: Final answer
x = 3,913,861.71
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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.