Finding the Fourth Proportional to 1,024,315.68, 1,413,556.80 and 571,606.56
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Solution
The fourth proportional to 1,024,315.68, 1,413,556.80 and 571,606.56 is: 788,817.70
Step by Step Solution
- Step 1: Write the proportion equation
1,024,315.68 : 1,413,556.80 = 571,606.56 : x - Step 2: Convert to fraction form
1,024,315.68/1,413,556.80 = 571,606.56/x - Step 3: Cross multiply
1,024,315.68x = 1,413,556.80 × 571,606.56 - Step 4: Simplify right side
1,024,315.68x = 807,998,339,812.61 - Step 5: Solve for x
x = 807,998,339,812.61/1,024,315.68 - Step 6: Final answer
x = 788,817.70
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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.