Finding the Fourth Proportional to 884,628.60, 1,324,974.60 and 684,299.40
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Solution
The fourth proportional to 884,628.60, 1,324,974.60 and 684,299.40 is: 1,024,926.53
Step by Step Solution
- Step 1: Write the proportion equation
884,628.60 : 1,324,974.60 = 684,299.40 : x - Step 2: Convert to fraction form
884,628.60/1,324,974.60 = 684,299.40/x - Step 3: Cross multiply
884,628.60x = 1,324,974.60 × 684,299.40 - Step 4: Simplify right side
884,628.60x = 906,679,323,795.24 - Step 5: Solve for x
x = 906,679,323,795.24/884,628.60 - Step 6: Final answer
x = 1,024,926.53
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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.