Finding the Fourth Proportional to 1,996,529.52, 2,994,791.76 and 480,211.68
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Solution
The fourth proportional to 1,996,529.52, 2,994,791.76 and 480,211.68 is: 720,316.91
Step by Step Solution
- Step 1: Write the proportion equation
1,996,529.52 : 2,994,791.76 = 480,211.68 : x - Step 2: Convert to fraction form
1,996,529.52/2,994,791.76 = 480,211.68/x - Step 3: Cross multiply
1,996,529.52x = 2,994,791.76 × 480,211.68 - Step 4: Simplify right side
1,996,529.52x = 1,438,133,982,319.76 - Step 5: Solve for x
x = 1,438,133,982,319.76/1,996,529.52 - Step 6: Final answer
x = 720,316.91
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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.