Finding the Fourth Proportional to 1,501,981.08, 2,253,110.12 and 491,108.21
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Solution
The fourth proportional to 1,501,981.08, 2,253,110.12 and 491,108.21 is: 736,707.61
Step by Step Solution
- Step 1: Write the proportion equation
1,501,981.08 : 2,253,110.12 = 491,108.21 : x - Step 2: Convert to fraction form
1,501,981.08/2,253,110.12 = 491,108.21/x - Step 3: Cross multiply
1,501,981.08x = 2,253,110.12 × 491,108.21 - Step 4: Simplify right side
1,501,981.08x = 1,106,520,889,972.04 - Step 5: Solve for x
x = 1,106,520,889,972.04/1,501,981.08 - Step 6: Final answer
x = 736,707.61
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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.