Finding the Fourth Proportional to 1,560,636.74, 2,341,110.87 and 423,416.78
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Solution
The fourth proportional to 1,560,636.74, 2,341,110.87 and 423,416.78 is: 635,167.43
Step by Step Solution
- Step 1: Write the proportion equation
1,560,636.74 : 2,341,110.87 = 423,416.78 : x - Step 2: Convert to fraction form
1,560,636.74/2,341,110.87 = 423,416.78/x - Step 3: Cross multiply
1,560,636.74x = 2,341,110.87 × 423,416.78 - Step 4: Simplify right side
1,560,636.74x = 991,265,626,198.40 - Step 5: Solve for x
x = 991,265,626,198.40/1,560,636.74 - Step 6: Final answer
x = 635,167.43
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.