Finding the Fourth Proportional to 1,369,339.32, 2,054,195.89 and 570,433.99
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Solution
The fourth proportional to 1,369,339.32, 2,054,195.89 and 570,433.99 is: 855,728.85
Step by Step Solution
- Step 1: Write the proportion equation
1,369,339.32 : 2,054,195.89 = 570,433.99 : x - Step 2: Convert to fraction form
1,369,339.32/2,054,195.89 = 570,433.99/x - Step 3: Cross multiply
1,369,339.32x = 2,054,195.89 × 570,433.99 - Step 4: Simplify right side
1,369,339.32x = 1,171,783,158,915.96 - Step 5: Solve for x
x = 1,171,783,158,915.96/1,369,339.32 - Step 6: Final answer
x = 855,728.85
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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.