Finding the Fourth Proportional to 2,425,267.26, 3,346,293.40 and 1,378,606.34
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Solution
The fourth proportional to 2,425,267.26, 3,346,293.40 and 1,378,606.34 is: 1,902,149.66
Step by Step Solution
- Step 1: Write the proportion equation
2,425,267.26 : 3,346,293.40 = 1,378,606.34 : x - Step 2: Convert to fraction form
2,425,267.26/3,346,293.40 = 1,378,606.34/x - Step 3: Cross multiply
2,425,267.26x = 3,346,293.40 × 1,378,606.34 - Step 4: Simplify right side
2,425,267.26x = 4,613,221,296,740.16 - Step 5: Solve for x
x = 4,613,221,296,740.16/2,425,267.26 - Step 6: Final answer
x = 1,902,149.66
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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.