Finding the Fourth Proportional to 1,125,494.32, 1,552,758.12 and 738,523.12
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Solution
The fourth proportional to 1,125,494.32, 1,552,758.12 and 738,523.12 is: 1,018,883.66
Step by Step Solution
- Step 1: Write the proportion equation
1,125,494.32 : 1,552,758.12 = 738,523.12 : x - Step 2: Convert to fraction form
1,125,494.32/1,552,758.12 = 738,523.12/x - Step 3: Cross multiply
1,125,494.32x = 1,552,758.12 × 738,523.12 - Step 4: Simplify right side
1,125,494.32x = 1,146,747,771,387.73 - Step 5: Solve for x
x = 1,146,747,771,387.73/1,125,494.32 - Step 6: Final answer
x = 1,018,883.66
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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.