Finding the Fourth Proportional to 1,643,386, 2,465,286.36 and 564,108.88
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Solution
The fourth proportional to 1,643,386, 2,465,286.36 and 564,108.88 is: 846,234.50
Step by Step Solution
- Step 1: Write the proportion equation
1,643,386 : 2,465,286.36 = 564,108.88 : x - Step 2: Convert to fraction form
1,643,386/2,465,286.36 = 564,108.88/x - Step 3: Cross multiply
1,643,386x = 2,465,286.36 × 564,108.88 - Step 4: Simplify right side
1,643,386x = 1,390,689,927,418.88 - Step 5: Solve for x
x = 1,390,689,927,418.88/1,643,386 - Step 6: Final answer
x = 846,234.50
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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.