Finding the Fourth Proportional to 1,197,558.52, 1,795,673.18 and 398,403.81
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Solution
The fourth proportional to 1,197,558.52, 1,795,673.18 and 398,403.81 is: 597,384.62
Step by Step Solution
- Step 1: Write the proportion equation
1,197,558.52 : 1,795,673.18 = 398,403.81 : x - Step 2: Convert to fraction form
1,197,558.52/1,795,673.18 = 398,403.81/x - Step 3: Cross multiply
1,197,558.52x = 1,795,673.18 × 398,403.81 - Step 4: Simplify right side
1,197,558.52x = 715,403,037,422.83 - Step 5: Solve for x
x = 715,403,037,422.83/1,197,558.52 - Step 6: Final answer
x = 597,384.62
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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.