Finding the Fourth Proportional to 4,454,521.31, 6,147,243.35 and 2,417,330.81
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Solution
The fourth proportional to 4,454,521.31, 6,147,243.35 and 2,417,330.81 is: 3,335,918.65
Step by Step Solution
- Step 1: Write the proportion equation
4,454,521.31 : 6,147,243.35 = 2,417,330.81 : x - Step 2: Convert to fraction form
4,454,521.31/6,147,243.35 = 2,417,330.81/x - Step 3: Cross multiply
4,454,521.31x = 6,147,243.35 × 2,417,330.81 - Step 4: Simplify right side
4,454,521.31x = 14,859,920,703,699.74 - Step 5: Solve for x
x = 14,859,920,703,699.74/4,454,521.31 - Step 6: Final answer
x = 3,335,918.65
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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.