Finding the Fourth Proportional to 1,165,926.04, 1,749,397.32 and 408,310.99
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Solution
The fourth proportional to 1,165,926.04, 1,749,397.32 and 408,310.99 is: 612,644.48
Step by Step Solution
- Step 1: Write the proportion equation
1,165,926.04 : 1,749,397.32 = 408,310.99 : x - Step 2: Convert to fraction form
1,165,926.04/1,749,397.32 = 408,310.99/x - Step 3: Cross multiply
1,165,926.04x = 1,749,397.32 × 408,310.99 - Step 4: Simplify right side
1,165,926.04x = 714,298,151,632.55 - Step 5: Solve for x
x = 714,298,151,632.55/1,165,926.04 - Step 6: Final answer
x = 612,644.48
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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.