Finding the Fourth Proportional to 5,817,487.28, 8,704,972.98 and 3,422,459.84
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Solution
The fourth proportional to 5,817,487.28, 8,704,972.98 and 3,422,459.84 is: 5,121,183.59
Step by Step Solution
- Step 1: Write the proportion equation
5,817,487.28 : 8,704,972.98 = 3,422,459.84 : x - Step 2: Convert to fraction form
5,817,487.28/8,704,972.98 = 3,422,459.84/x - Step 3: Cross multiply
5,817,487.28x = 8,704,972.98 × 3,422,459.84 - Step 4: Simplify right side
5,817,487.28x = 29,792,420,388,810.26 - Step 5: Solve for x
x = 29,792,420,388,810.26/5,817,487.28 - Step 6: Final answer
x = 5,121,183.59
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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.