Finding the Fourth Proportional to 5,614,909.74, 8,422,366.10 and 1,571,993.06
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Solution
The fourth proportional to 5,614,909.74, 8,422,366.10 and 1,571,993.06 is: 2,357,990.00
Step by Step Solution
- Step 1: Write the proportion equation
5,614,909.74 : 8,422,366.10 = 1,571,993.06 : x - Step 2: Convert to fraction form
5,614,909.74/8,422,366.10 = 1,571,993.06/x - Step 3: Cross multiply
5,614,909.74x = 8,422,366.10 × 1,571,993.06 - Step 4: Simplify right side
5,614,909.74x = 13,239,901,008,007.47 - Step 5: Solve for x
x = 13,239,901,008,007.47/5,614,909.74 - Step 6: Final answer
x = 2,357,990.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.