Finding the Fourth Proportional to 1,069,674.44, 1,602,823.98 and 394,827.08
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Solution
The fourth proportional to 1,069,674.44, 1,602,823.98 and 394,827.08 is: 591,617.68
Step by Step Solution
- Step 1: Write the proportion equation
1,069,674.44 : 1,602,823.98 = 394,827.08 : x - Step 2: Convert to fraction form
1,069,674.44/1,602,823.98 = 394,827.08/x - Step 3: Cross multiply
1,069,674.44x = 1,602,823.98 × 394,827.08 - Step 4: Simplify right side
1,069,674.44x = 632,838,311,777.38 - Step 5: Solve for x
x = 632,838,311,777.38/1,069,674.44 - Step 6: Final answer
x = 591,617.68
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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.