Finding the Fourth Proportional to 1,272,561.26, 1,908,798.15 and 325,940.18
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Solution
The fourth proportional to 1,272,561.26, 1,908,798.15 and 325,940.18 is: 488,899.07
Step by Step Solution
- Step 1: Write the proportion equation
1,272,561.26 : 1,908,798.15 = 325,940.18 : x - Step 2: Convert to fraction form
1,272,561.26/1,908,798.15 = 325,940.18/x - Step 3: Cross multiply
1,272,561.26x = 1,908,798.15 × 325,940.18 - Step 4: Simplify right side
1,272,561.26x = 622,154,012,594.67 - Step 5: Solve for x
x = 622,154,012,594.67/1,272,561.26 - Step 6: Final answer
x = 488,899.07
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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.