Finding the Fourth Proportional to 1,996,332.16, 2,994,176.64 and 557,052.80
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Solution
The fourth proportional to 1,996,332.16, 2,994,176.64 and 557,052.80 is: 835,489.46
Step by Step Solution
- Step 1: Write the proportion equation
1,996,332.16 : 2,994,176.64 = 557,052.80 : x - Step 2: Convert to fraction form
1,996,332.16/2,994,176.64 = 557,052.80/x - Step 3: Cross multiply
1,996,332.16x = 2,994,176.64 × 557,052.80 - Step 4: Simplify right side
1,996,332.16x = 1,667,914,481,006.59 - Step 5: Solve for x
x = 1,667,914,481,006.59/1,996,332.16 - Step 6: Final answer
x = 835,489.46
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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.