Finding the Fourth Proportional to 2,338,943.19, 3,509,814.42 and 1,009,247.19
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Solution
The fourth proportional to 2,338,943.19, 3,509,814.42 and 1,009,247.19 is: 1,514,474.72
Step by Step Solution
- Step 1: Write the proportion equation
2,338,943.19 : 3,509,814.42 = 1,009,247.19 : x - Step 2: Convert to fraction form
2,338,943.19/3,509,814.42 = 1,009,247.19/x - Step 3: Cross multiply
2,338,943.19x = 3,509,814.42 × 1,009,247.19 - Step 4: Simplify right side
2,338,943.19x = 3,542,270,340,806.48 - Step 5: Solve for x
x = 3,542,270,340,806.48/2,338,943.19 - Step 6: Final answer
x = 1,514,474.72
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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.