Finding the Fourth Proportional to 2,326,682.40, 3,490,101.36 and 643,644.96
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Solution
The fourth proportional to 2,326,682.40, 3,490,101.36 and 643,644.96 is: 965,488.95
Step by Step Solution
- Step 1: Write the proportion equation
2,326,682.40 : 3,490,101.36 = 643,644.96 : x - Step 2: Convert to fraction form
2,326,682.40/3,490,101.36 = 643,644.96/x - Step 3: Cross multiply
2,326,682.40x = 3,490,101.36 × 643,644.96 - Step 4: Simplify right side
2,326,682.40x = 2,246,386,150,253.15 - Step 5: Solve for x
x = 2,246,386,150,253.15/2,326,682.40 - Step 6: Final answer
x = 965,488.95
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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.