Finding the Fourth Proportional to 3,454,667.99, 5,182,666.18 and 1,324,585.99
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Solution
The fourth proportional to 3,454,667.99, 5,182,666.18 and 1,324,585.99 is: 1,987,133.65
Step by Step Solution
- Step 1: Write the proportion equation
3,454,667.99 : 5,182,666.18 = 1,324,585.99 : x - Step 2: Convert to fraction form
3,454,667.99/5,182,666.18 = 1,324,585.99/x - Step 3: Cross multiply
3,454,667.99x = 5,182,666.18 × 1,324,585.99 - Step 4: Simplify right side
3,454,667.99x = 6,864,887,016,186.28 - Step 5: Solve for x
x = 6,864,887,016,186.28/3,454,667.99 - Step 6: Final answer
x = 1,987,133.65
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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.