Finding the Fourth Proportional to 2,443,020.18, 3,371,371.80 and 1,355,291.80
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Solution
The fourth proportional to 2,443,020.18, 3,371,371.80 and 1,355,291.80 is: 1,870,304.88
Step by Step Solution
- Step 1: Write the proportion equation
2,443,020.18 : 3,371,371.80 = 1,355,291.80 : x - Step 2: Convert to fraction form
2,443,020.18/3,371,371.80 = 1,355,291.80/x - Step 3: Cross multiply
2,443,020.18x = 3,371,371.80 × 1,355,291.80 - Step 4: Simplify right side
2,443,020.18x = 4,569,192,555,291.24 - Step 5: Solve for x
x = 4,569,192,555,291.24/2,443,020.18 - Step 6: Final answer
x = 1,870,304.88
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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.