Finding the Fourth Proportional to 3,064,429.52, 4,226,887.56 and 1,916,516.96
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Solution
The fourth proportional to 3,064,429.52, 4,226,887.56 and 1,916,516.96 is: 2,643,526.84
Step by Step Solution
- Step 1: Write the proportion equation
3,064,429.52 : 4,226,887.56 = 1,916,516.96 : x - Step 2: Convert to fraction form
3,064,429.52/4,226,887.56 = 1,916,516.96/x - Step 3: Cross multiply
3,064,429.52x = 4,226,887.56 × 1,916,516.96 - Step 4: Simplify right side
3,064,429.52x = 8,100,901,696,753.02 - Step 5: Solve for x
x = 8,100,901,696,753.02/3,064,429.52 - Step 6: Final answer
x = 2,643,526.84
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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.