Finding the Fourth Proportional to 1,492,523.40, 2,237,472.90 and 893,722.80
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Solution
The fourth proportional to 1,492,523.40, 2,237,472.90 and 893,722.80 is: 1,339,798.45
Step by Step Solution
- Step 1: Write the proportion equation
1,492,523.40 : 2,237,472.90 = 893,722.80 : x - Step 2: Convert to fraction form
1,492,523.40/2,237,472.90 = 893,722.80/x - Step 3: Cross multiply
1,492,523.40x = 2,237,472.90 × 893,722.80 - Step 4: Simplify right side
1,492,523.40x = 1,999,680,545,112.12 - Step 5: Solve for x
x = 1,999,680,545,112.12/1,492,523.40 - Step 6: Final answer
x = 1,339,798.45
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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.