Finding the Fourth Proportional to 1,437,988.92, 1,985,143.80 and 894,299.88
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Solution
The fourth proportional to 1,437,988.92, 1,985,143.80 and 894,299.88 is: 1,234,581.04
Step by Step Solution
- Step 1: Write the proportion equation
1,437,988.92 : 1,985,143.80 = 894,299.88 : x - Step 2: Convert to fraction form
1,437,988.92/1,985,143.80 = 894,299.88/x - Step 3: Cross multiply
1,437,988.92x = 1,985,143.80 × 894,299.88 - Step 4: Simplify right side
1,437,988.92x = 1,775,313,862,122.74 - Step 5: Solve for x
x = 1,775,313,862,122.74/1,437,988.92 - Step 6: Final answer
x = 1,234,581.04
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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.