Finding the Fourth Proportional to 1,253,036.70, 1,879,555.05 and 366,572.70
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Solution
The fourth proportional to 1,253,036.70, 1,879,555.05 and 366,572.70 is: 549,859.05
Step by Step Solution
- Step 1: Write the proportion equation
1,253,036.70 : 1,879,555.05 = 366,572.70 : x - Step 2: Convert to fraction form
1,253,036.70/1,879,555.05 = 366,572.70/x - Step 3: Cross multiply
1,253,036.70x = 1,879,555.05 × 366,572.70 - Step 4: Simplify right side
1,253,036.70x = 688,993,569,477.14 - Step 5: Solve for x
x = 688,993,569,477.14/1,253,036.70 - Step 6: Final answer
x = 549,859.05
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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.