Finding the Fourth Proportional to 1,352,560.12, 1,866,532.86 and 748,948.12
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Solution
The fourth proportional to 1,352,560.12, 1,866,532.86 and 748,948.12 is: 1,033,548.35
Step by Step Solution
- Step 1: Write the proportion equation
1,352,560.12 : 1,866,532.86 = 748,948.12 : x - Step 2: Convert to fraction form
1,352,560.12/1,866,532.86 = 748,948.12/x - Step 3: Cross multiply
1,352,560.12x = 1,866,532.86 × 748,948.12 - Step 4: Simplify right side
1,352,560.12x = 1,397,936,276,415.22 - Step 5: Solve for x
x = 1,397,936,276,415.22/1,352,560.12 - Step 6: Final answer
x = 1,033,548.35
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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.