Finding the Fourth Proportional to 2,669,657.97, 3,684,105.68 and 1,445,935.08
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Solution
The fourth proportional to 2,669,657.97, 3,684,105.68 and 1,445,935.08 is: 1,995,378.32
Step by Step Solution
- Step 1: Write the proportion equation
2,669,657.97 : 3,684,105.68 = 1,445,935.08 : x - Step 2: Convert to fraction form
2,669,657.97/3,684,105.68 = 1,445,935.08/x - Step 3: Cross multiply
2,669,657.97x = 3,684,105.68 × 1,445,935.08 - Step 4: Simplify right side
2,669,657.97x = 5,326,977,633,909.58 - Step 5: Solve for x
x = 5,326,977,633,909.58/2,669,657.97 - Step 6: Final answer
x = 1,995,378.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.