Finding the Fourth Proportional to 1,145,486.70, 1,718,230.05 and 584,448.30
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Solution
The fourth proportional to 1,145,486.70, 1,718,230.05 and 584,448.30 is: 876,672.45
Step by Step Solution
- Step 1: Write the proportion equation
1,145,486.70 : 1,718,230.05 = 584,448.30 : x - Step 2: Convert to fraction form
1,145,486.70/1,718,230.05 = 584,448.30/x - Step 3: Cross multiply
1,145,486.70x = 1,718,230.05 × 584,448.30 - Step 4: Simplify right side
1,145,486.70x = 1,004,216,631,731.42 - Step 5: Solve for x
x = 1,004,216,631,731.42/1,145,486.70 - Step 6: Final answer
x = 876,672.45
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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.