Finding the Fourth Proportional to 1,442,006.56, 2,163,014.57 and 543,207.08
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Solution
The fourth proportional to 1,442,006.56, 2,163,014.57 and 543,207.08 is: 814,812.40
Step by Step Solution
- Step 1: Write the proportion equation
1,442,006.56 : 2,163,014.57 = 543,207.08 : x - Step 2: Convert to fraction form
1,442,006.56/2,163,014.57 = 543,207.08/x - Step 3: Cross multiply
1,442,006.56x = 2,163,014.57 × 543,207.08 - Step 4: Simplify right side
1,442,006.56x = 1,174,964,828,567.16 - Step 5: Solve for x
x = 1,174,964,828,567.16/1,442,006.56 - Step 6: Final answer
x = 814,812.40
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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.