Finding the Fourth Proportional to 1,348,809.72, 2,024,349.78 and 674,689.08
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Solution
The fourth proportional to 1,348,809.72, 2,024,349.78 and 674,689.08 is: 1,012,601.46
Step by Step Solution
- Step 1: Write the proportion equation
1,348,809.72 : 2,024,349.78 = 674,689.08 : x - Step 2: Convert to fraction form
1,348,809.72/2,024,349.78 = 674,689.08/x - Step 3: Cross multiply
1,348,809.72x = 2,024,349.78 × 674,689.08 - Step 4: Simplify right side
1,348,809.72x = 1,365,806,690,666.40 - Step 5: Solve for x
x = 1,365,806,690,666.40/1,348,809.72 - Step 6: Final answer
x = 1,012,601.46
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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.