Finding the Fourth Proportional to 2,497,362.21, 3,445,989.12 and 1,516,790.97
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Solution
The fourth proportional to 2,497,362.21, 3,445,989.12 and 1,516,790.97 is: 2,092,946.37
Step by Step Solution
- Step 1: Write the proportion equation
2,497,362.21 : 3,445,989.12 = 1,516,790.97 : x - Step 2: Convert to fraction form
2,497,362.21/3,445,989.12 = 1,516,790.97/x - Step 3: Cross multiply
2,497,362.21x = 3,445,989.12 × 1,516,790.97 - Step 4: Simplify right side
2,497,362.21x = 5,226,845,179,934.25 - Step 5: Solve for x
x = 5,226,845,179,934.25/2,497,362.21 - Step 6: Final answer
x = 2,092,946.37
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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.