Finding the Fourth Proportional to 2,703,521.98, 3,730,605.15 and 1,615,576.96
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Solution
The fourth proportional to 2,703,521.98, 3,730,605.15 and 1,615,576.96 is: 2,229,343.71
Step by Step Solution
- Step 1: Write the proportion equation
2,703,521.98 : 3,730,605.15 = 1,615,576.96 : x - Step 2: Convert to fraction form
2,703,521.98/3,730,605.15 = 1,615,576.96/x - Step 3: Cross multiply
2,703,521.98x = 3,730,605.15 × 1,615,576.96 - Step 4: Simplify right side
2,703,521.98x = 6,027,079,727,197.34 - Step 5: Solve for x
x = 6,027,079,727,197.34/2,703,521.98 - Step 6: Final answer
x = 2,229,343.71
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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.