Finding the Fourth Proportional to 1,414,708.80, 2,122,063.20 and 1,134,772.80
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Solution
The fourth proportional to 1,414,708.80, 2,122,063.20 and 1,134,772.80 is: 1,702,159.20
Step by Step Solution
- Step 1: Write the proportion equation
1,414,708.80 : 2,122,063.20 = 1,134,772.80 : x - Step 2: Convert to fraction form
1,414,708.80/2,122,063.20 = 1,134,772.80/x - Step 3: Cross multiply
1,414,708.80x = 2,122,063.20 × 1,134,772.80 - Step 4: Simplify right side
1,414,708.80x = 2,408,059,599,240.96 - Step 5: Solve for x
x = 2,408,059,599,240.96/1,414,708.80 - Step 6: Final answer
x = 1,702,159.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.