Finding the Fourth Proportional to 1,515,804.12, 2,273,730.78 and 436,330.99
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Solution
The fourth proportional to 1,515,804.12, 2,273,730.78 and 436,330.99 is: 654,503.57
Step by Step Solution
- Step 1: Write the proportion equation
1,515,804.12 : 2,273,730.78 = 436,330.99 : x - Step 2: Convert to fraction form
1,515,804.12/2,273,730.78 = 436,330.99/x - Step 3: Cross multiply
1,515,804.12x = 2,273,730.78 × 436,330.99 - Step 4: Simplify right side
1,515,804.12x = 992,099,204,254.92 - Step 5: Solve for x
x = 992,099,204,254.92/1,515,804.12 - Step 6: Final answer
x = 654,503.57
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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.