Finding the Fourth Proportional to 1,117,747.53, 1,676,198.34 and 478,024.65
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Solution
The fourth proportional to 1,117,747.53, 1,676,198.34 and 478,024.65 is: 716,856.09
Step by Step Solution
- Step 1: Write the proportion equation
1,117,747.53 : 1,676,198.34 = 478,024.65 : x - Step 2: Convert to fraction form
1,117,747.53/1,676,198.34 = 478,024.65/x - Step 3: Cross multiply
1,117,747.53x = 1,676,198.34 × 478,024.65 - Step 4: Simplify right side
1,117,747.53x = 801,264,124,809.08 - Step 5: Solve for x
x = 801,264,124,809.08/1,117,747.53 - Step 6: Final answer
x = 716,856.09
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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.