Finding the Fourth Proportional to 1,125,134.86, 1,552,519.11 and 683,379.71
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Solution
The fourth proportional to 1,125,134.86, 1,552,519.11 and 683,379.71 is: 942,962.58
Step by Step Solution
- Step 1: Write the proportion equation
1,125,134.86 : 1,552,519.11 = 683,379.71 : x - Step 2: Convert to fraction form
1,125,134.86/1,552,519.11 = 683,379.71/x - Step 3: Cross multiply
1,125,134.86x = 1,552,519.11 × 683,379.71 - Step 4: Simplify right side
1,125,134.86x = 1,060,960,063,042.56 - Step 5: Solve for x
x = 1,060,960,063,042.56/1,125,134.86 - Step 6: Final answer
x = 942,962.58
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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.