Finding the Fourth Proportional to 3,013,422.48, 4,521,679.20 and 1,476,388.62
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Solution
The fourth proportional to 3,013,422.48, 4,521,679.20 and 1,476,388.62 is: 2,215,340.12
Step by Step Solution
- Step 1: Write the proportion equation
3,013,422.48 : 4,521,679.20 = 1,476,388.62 : x - Step 2: Convert to fraction form
3,013,422.48/4,521,679.20 = 1,476,388.62/x - Step 3: Cross multiply
3,013,422.48x = 4,521,679.20 × 1,476,388.62 - Step 4: Simplify right side
3,013,422.48x = 6,675,755,714,170.71 - Step 5: Solve for x
x = 6,675,755,714,170.71/3,013,422.48 - Step 6: Final answer
x = 2,215,340.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.