Finding the Fourth Proportional to 2,864,502.96, 3,952,935.12 and 1,575,343.32
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Solution
The fourth proportional to 2,864,502.96, 3,952,935.12 and 1,575,343.32 is: 2,173,930.35
Step by Step Solution
- Step 1: Write the proportion equation
2,864,502.96 : 3,952,935.12 = 1,575,343.32 : x - Step 2: Convert to fraction form
2,864,502.96/3,952,935.12 = 1,575,343.32/x - Step 3: Cross multiply
2,864,502.96x = 3,952,935.12 × 1,575,343.32 - Step 4: Simplify right side
2,864,502.96x = 6,227,229,935,685.40 - Step 5: Solve for x
x = 6,227,229,935,685.40/2,864,502.96 - Step 6: Final answer
x = 2,173,930.35
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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.