Finding the Fourth Proportional to 2,302,122.16, 3,176,949.12 and 1,269,669.88
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Solution
The fourth proportional to 2,302,122.16, 3,176,949.12 and 1,269,669.88 is: 1,752,155.76
Step by Step Solution
- Step 1: Write the proportion equation
2,302,122.16 : 3,176,949.12 = 1,269,669.88 : x - Step 2: Convert to fraction form
2,302,122.16/3,176,949.12 = 1,269,669.88/x - Step 3: Cross multiply
2,302,122.16x = 3,176,949.12 × 1,269,669.88 - Step 4: Simplify right side
2,302,122.16x = 4,033,676,607,956.51 - Step 5: Solve for x
x = 4,033,676,607,956.51/2,302,122.16 - Step 6: Final answer
x = 1,752,155.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.