Finding the Fourth Proportional to 1,163,938.05, 1,745,980.88 and 365,251.11
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Solution
The fourth proportional to 1,163,938.05, 1,745,980.88 and 365,251.11 is: 547,899.82
Step by Step Solution
- Step 1: Write the proportion equation
1,163,938.05 : 1,745,980.88 = 365,251.11 : x - Step 2: Convert to fraction form
1,163,938.05/1,745,980.88 = 365,251.11/x - Step 3: Cross multiply
1,163,938.05x = 1,745,980.88 × 365,251.11 - Step 4: Simplify right side
1,163,938.05x = 637,721,452,632.52 - Step 5: Solve for x
x = 637,721,452,632.52/1,163,938.05 - Step 6: Final answer
x = 547,899.82
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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.