Finding the Fourth Proportional to 1,651,876.47, 2,474,881.70 and 690,215.07
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Solution
The fourth proportional to 1,651,876.47, 2,474,881.70 and 690,215.07 is: 1,034,097.09
Step by Step Solution
- Step 1: Write the proportion equation
1,651,876.47 : 2,474,881.70 = 690,215.07 : x - Step 2: Convert to fraction form
1,651,876.47/2,474,881.70 = 690,215.07/x - Step 3: Cross multiply
1,651,876.47x = 2,474,881.70 × 690,215.07 - Step 4: Simplify right side
1,651,876.47x = 1,708,200,651,636.95 - Step 5: Solve for x
x = 1,708,200,651,636.95/1,651,876.47 - Step 6: Final answer
x = 1,034,097.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.