Finding the Fourth Proportional to 5,246,666.18, 7,872,286.44 and 1,837,398.46
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Solution
The fourth proportional to 5,246,666.18, 7,872,286.44 and 1,837,398.46 is: 2,756,898.66
Step by Step Solution
- Step 1: Write the proportion equation
5,246,666.18 : 7,872,286.44 = 1,837,398.46 : x - Step 2: Convert to fraction form
5,246,666.18/7,872,286.44 = 1,837,398.46/x - Step 3: Cross multiply
5,246,666.18x = 7,872,286.44 × 1,837,398.46 - Step 4: Simplify right side
5,246,666.18x = 14,464,526,981,534.88 - Step 5: Solve for x
x = 14,464,526,981,534.88/5,246,666.18 - Step 6: Final answer
x = 2,756,898.66
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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.