Finding the Fourth Proportional to 2,208,879.57, 3,312,950.30 and 611,604.12
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Solution
The fourth proportional to 2,208,879.57, 3,312,950.30 and 611,604.12 is: 917,303.99
Step by Step Solution
- Step 1: Write the proportion equation
2,208,879.57 : 3,312,950.30 = 611,604.12 : x - Step 2: Convert to fraction form
2,208,879.57/3,312,950.30 = 611,604.12/x - Step 3: Cross multiply
2,208,879.57x = 3,312,950.30 × 611,604.12 - Step 4: Simplify right side
2,208,879.57x = 2,026,214,044,138.81 - Step 5: Solve for x
x = 2,026,214,044,138.81/2,208,879.57 - Step 6: Final answer
x = 917,303.99
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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.