Finding the Fourth Proportional to 1,157,173.86, 1,736,037.94 and 482,880.08
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Solution
The fourth proportional to 1,157,173.86, 1,736,037.94 and 482,880.08 is: 724,435.77
Step by Step Solution
- Step 1: Write the proportion equation
1,157,173.86 : 1,736,037.94 = 482,880.08 : x - Step 2: Convert to fraction form
1,157,173.86/1,736,037.94 = 482,880.08/x - Step 3: Cross multiply
1,157,173.86x = 1,736,037.94 × 482,880.08 - Step 4: Simplify right side
1,157,173.86x = 838,298,139,350.24 - Step 5: Solve for x
x = 838,298,139,350.24/1,157,173.86 - Step 6: Final answer
x = 724,435.77
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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.