Finding the Fourth Proportional to 4,475,442.40, 6,717,859.61 and 3,966,364.46
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Solution
The fourth proportional to 4,475,442.40, 6,717,859.61 and 3,966,364.46 is: 5,953,708.54
Step by Step Solution
- Step 1: Write the proportion equation
4,475,442.40 : 6,717,859.61 = 3,966,364.46 : x - Step 2: Convert to fraction form
4,475,442.40/6,717,859.61 = 3,966,364.46/x - Step 3: Cross multiply
4,475,442.40x = 6,717,859.61 × 3,966,364.46 - Step 4: Simplify right side
4,475,442.40x = 26,645,479,634,802.09 - Step 5: Solve for x
x = 26,645,479,634,802.09/4,475,442.40 - Step 6: Final answer
x = 5,953,708.54
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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.