Finding the Fourth Proportional to 1,024,381.47, 1,413,609.38 and 565,486.19
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Solution
The fourth proportional to 1,024,381.47, 1,413,609.38 and 565,486.19 is: 780,350.49
Step by Step Solution
- Step 1: Write the proportion equation
1,024,381.47 : 1,413,609.38 = 565,486.19 : x - Step 2: Convert to fraction form
1,024,381.47/1,413,609.38 = 565,486.19/x - Step 3: Cross multiply
1,024,381.47x = 1,413,609.38 × 565,486.19 - Step 4: Simplify right side
1,024,381.47x = 799,376,582,444.46 - Step 5: Solve for x
x = 799,376,582,444.46/1,024,381.47 - Step 6: Final answer
x = 780,350.49
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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.