Finding the Fourth Proportional to 2,035,626.10, 2,808,965.18 and 1,176,167.92
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Solution
The fourth proportional to 2,035,626.10, 2,808,965.18 and 1,176,167.92 is: 1,622,996.84
Step by Step Solution
- Step 1: Write the proportion equation
2,035,626.10 : 2,808,965.18 = 1,176,167.92 : x - Step 2: Convert to fraction form
2,035,626.10/2,808,965.18 = 1,176,167.92/x - Step 3: Cross multiply
2,035,626.10x = 2,808,965.18 × 1,176,167.92 - Step 4: Simplify right side
2,035,626.10x = 3,303,814,733,113.03 - Step 5: Solve for x
x = 3,303,814,733,113.03/2,035,626.10 - Step 6: Final answer
x = 1,622,996.84
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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.