Finding the Fourth Proportional to 4,242,026.69, 6,364,036.23 and 1,402,138.54
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Solution
The fourth proportional to 4,242,026.69, 6,364,036.23 and 1,402,138.54 is: 2,103,537.09
Step by Step Solution
- Step 1: Write the proportion equation
4,242,026.69 : 6,364,036.23 = 1,402,138.54 : x - Step 2: Convert to fraction form
4,242,026.69/6,364,036.23 = 1,402,138.54/x - Step 3: Cross multiply
4,242,026.69x = 6,364,036.23 × 1,402,138.54 - Step 4: Simplify right side
4,242,026.69x = 8,923,260,468,039.31 - Step 5: Solve for x
x = 8,923,260,468,039.31/4,242,026.69 - Step 6: Final answer
x = 2,103,537.09
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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.