Finding the Fourth Proportional to 877,312.08, 1,317,832.64 and 826,119.92
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Solution
The fourth proportional to 877,312.08, 1,317,832.64 and 826,119.92 is: 1,240,935.60
Step by Step Solution
- Step 1: Write the proportion equation
877,312.08 : 1,317,832.64 = 826,119.92 : x - Step 2: Convert to fraction form
877,312.08/1,317,832.64 = 826,119.92/x - Step 3: Cross multiply
877,312.08x = 1,317,832.64 × 826,119.92 - Step 4: Simplify right side
877,312.08x = 1,088,687,795,130.19 - Step 5: Solve for x
x = 1,088,687,795,130.19/877,312.08 - Step 6: Final answer
x = 1,240,935.60
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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.