Finding the Fourth Proportional to 1,107,974.59, 1,661,479.17 and 588,536.12
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Solution
The fourth proportional to 1,107,974.59, 1,661,479.17 and 588,536.12 is: 882,547.77
Step by Step Solution
- Step 1: Write the proportion equation
1,107,974.59 : 1,661,479.17 = 588,536.12 : x - Step 2: Convert to fraction form
1,107,974.59/1,661,479.17 = 588,536.12/x - Step 3: Cross multiply
1,107,974.59x = 1,661,479.17 × 588,536.12 - Step 4: Simplify right side
1,107,974.59x = 977,840,504,172.62 - Step 5: Solve for x
x = 977,840,504,172.62/1,107,974.59 - Step 6: Final answer
x = 882,547.77
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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.