Finding the Fourth Proportional to 954,855.19, 1,317,673.86 and 525,135.47
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Solution
The fourth proportional to 954,855.19, 1,317,673.86 and 525,135.47 is: 724,672.48
Step by Step Solution
- Step 1: Write the proportion equation
954,855.19 : 1,317,673.86 = 525,135.47 : x - Step 2: Convert to fraction form
954,855.19/1,317,673.86 = 525,135.47/x - Step 3: Cross multiply
954,855.19x = 1,317,673.86 × 525,135.47 - Step 4: Simplify right side
954,855.19x = 691,957,281,777.81 - Step 5: Solve for x
x = 691,957,281,777.81/954,855.19 - Step 6: Final answer
x = 724,672.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.