Finding the Fourth Proportional to 5,251,272.80, 7,876,209.30 and 1,464,438.56
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Solution
The fourth proportional to 5,251,272.80, 7,876,209.30 and 1,464,438.56 is: 2,196,462.66
Step by Step Solution
- Step 1: Write the proportion equation
5,251,272.80 : 7,876,209.30 = 1,464,438.56 : x - Step 2: Convert to fraction form
5,251,272.80/7,876,209.30 = 1,464,438.56/x - Step 3: Cross multiply
5,251,272.80x = 7,876,209.30 × 1,464,438.56 - Step 4: Simplify right side
5,251,272.80x = 11,534,224,605,550.61 - Step 5: Solve for x
x = 11,534,224,605,550.61/5,251,272.80 - Step 6: Final answer
x = 2,196,462.66
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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.