Finding the Fourth Proportional to 724,671.08, 1,082,126.63 and 591,814.88
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Solution
The fourth proportional to 724,671.08, 1,082,126.63 and 591,814.88 is: 883,736.99
Step by Step Solution
- Step 1: Write the proportion equation
724,671.08 : 1,082,126.63 = 591,814.88 : x - Step 2: Convert to fraction form
724,671.08/1,082,126.63 = 591,814.88/x - Step 3: Cross multiply
724,671.08x = 1,082,126.63 × 591,814.88 - Step 4: Simplify right side
724,671.08x = 640,418,639,585.83 - Step 5: Solve for x
x = 640,418,639,585.83/724,671.08 - Step 6: Final answer
x = 883,736.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.