Finding the Fourth Proportional to 1,671,305.76, 2,306,454.84 and 946,140.30
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Solution
The fourth proportional to 1,671,305.76, 2,306,454.84 and 946,140.30 is: 1,305,703.56
Step by Step Solution
- Step 1: Write the proportion equation
1,671,305.76 : 2,306,454.84 = 946,140.30 : x - Step 2: Convert to fraction form
1,671,305.76/2,306,454.84 = 946,140.30/x - Step 3: Cross multiply
1,671,305.76x = 2,306,454.84 × 946,140.30 - Step 4: Simplify right side
1,671,305.76x = 2,182,229,874,254.05 - Step 5: Solve for x
x = 2,182,229,874,254.05/1,671,305.76 - Step 6: Final answer
x = 1,305,703.56
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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.