Finding the Fourth Proportional to 2,135,053.68, 3,202,442.28 and 805,323.12
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Solution
The fourth proportional to 2,135,053.68, 3,202,442.28 and 805,323.12 is: 1,207,932.54
Step by Step Solution
- Step 1: Write the proportion equation
2,135,053.68 : 3,202,442.28 = 805,323.12 : x - Step 2: Convert to fraction form
2,135,053.68/3,202,442.28 = 805,323.12/x - Step 3: Cross multiply
2,135,053.68x = 3,202,442.28 × 805,323.12 - Step 4: Simplify right side
2,135,053.68x = 2,579,000,808,549.51 - Step 5: Solve for x
x = 2,579,000,808,549.51/2,135,053.68 - Step 6: Final answer
x = 1,207,932.54
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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.