Finding the Fourth Proportional to 1,051,518.12, 1,451,095.76 and 568,083.08
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Solution
The fourth proportional to 1,051,518.12, 1,451,095.76 and 568,083.08 is: 783,955.06
Step by Step Solution
- Step 1: Write the proportion equation
1,051,518.12 : 1,451,095.76 = 568,083.08 : x - Step 2: Convert to fraction form
1,051,518.12/1,451,095.76 = 568,083.08/x - Step 3: Cross multiply
1,051,518.12x = 1,451,095.76 × 568,083.08 - Step 4: Simplify right side
1,051,518.12x = 824,342,948,715.74 - Step 5: Solve for x
x = 824,342,948,715.74/1,051,518.12 - Step 6: Final answer
x = 783,955.06
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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.