Finding the Fourth Proportional to 1,293,305.14, 1,784,761.58 and 749,756.01
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Solution
The fourth proportional to 1,293,305.14, 1,784,761.58 and 749,756.01 is: 1,034,663.58
Step by Step Solution
- Step 1: Write the proportion equation
1,293,305.14 : 1,784,761.58 = 749,756.01 : x - Step 2: Convert to fraction form
1,293,305.14/1,784,761.58 = 749,756.01/x - Step 3: Cross multiply
1,293,305.14x = 1,784,761.58 × 749,756.01 - Step 4: Simplify right side
1,293,305.14x = 1,338,135,717,273.32 - Step 5: Solve for x
x = 1,338,135,717,273.32/1,293,305.14 - Step 6: Final answer
x = 1,034,663.58
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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.