Finding the Fourth Proportional to 1,414,926.70, 2,122,390.05 and 706,338.70
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Solution
The fourth proportional to 1,414,926.70, 2,122,390.05 and 706,338.70 is: 1,059,508.05
Step by Step Solution
- Step 1: Write the proportion equation
1,414,926.70 : 2,122,390.05 = 706,338.70 : x - Step 2: Convert to fraction form
1,414,926.70/2,122,390.05 = 706,338.70/x - Step 3: Cross multiply
1,414,926.70x = 2,122,390.05 × 706,338.70 - Step 4: Simplify right side
1,414,926.70x = 1,499,126,228,809.93 - Step 5: Solve for x
x = 1,499,126,228,809.93/1,414,926.70 - Step 6: Final answer
x = 1,059,508.05
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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.