Finding the Fourth Proportional to 1,248,185.03, 1,722,489.50 and 675,220.19
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Solution
The fourth proportional to 1,248,185.03, 1,722,489.50 and 675,220.19 is: 931,800.70
Step by Step Solution
- Step 1: Write the proportion equation
1,248,185.03 : 1,722,489.50 = 675,220.19 : x - Step 2: Convert to fraction form
1,248,185.03/1,722,489.50 = 675,220.19/x - Step 3: Cross multiply
1,248,185.03x = 1,722,489.50 × 675,220.19 - Step 4: Simplify right side
1,248,185.03x = 1,163,059,680,538.61 - Step 5: Solve for x
x = 1,163,059,680,538.61/1,248,185.03 - Step 6: Final answer
x = 931,800.70
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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.