Finding the Fourth Proportional to 1,082,663.67, 1,623,257.39 and 549,155.95
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Solution
The fourth proportional to 1,082,663.67, 1,623,257.39 and 549,155.95 is: 823,359.53
Step by Step Solution
- Step 1: Write the proportion equation
1,082,663.67 : 1,623,257.39 = 549,155.95 : x - Step 2: Convert to fraction form
1,082,663.67/1,623,257.39 = 549,155.95/x - Step 3: Cross multiply
1,082,663.67x = 1,623,257.39 × 549,155.95 - Step 4: Simplify right side
1,082,663.67x = 891,421,451,354.19 - Step 5: Solve for x
x = 891,421,451,354.19/1,082,663.67 - Step 6: Final answer
x = 823,359.53
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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.