Finding the Fourth Proportional to 1,048,622.63, 1,569,550.50 and 542,486.84
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Solution
The fourth proportional to 1,048,622.63, 1,569,550.50 and 542,486.84 is: 811,979.89
Step by Step Solution
- Step 1: Write the proportion equation
1,048,622.63 : 1,569,550.50 = 542,486.84 : x - Step 2: Convert to fraction form
1,048,622.63/1,569,550.50 = 542,486.84/x - Step 3: Cross multiply
1,048,622.63x = 1,569,550.50 × 542,486.84 - Step 4: Simplify right side
1,048,622.63x = 851,460,483,117.67 - Step 5: Solve for x
x = 851,460,483,117.67/1,048,622.63 - Step 6: Final answer
x = 811,979.89
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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.