Finding the Fourth Proportional to 2,929,533.93, 4,042,789.16 and 1,622,805.99
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Solution
The fourth proportional to 2,929,533.93, 4,042,789.16 and 1,622,805.99 is: 2,239,490.17
Step by Step Solution
- Step 1: Write the proportion equation
2,929,533.93 : 4,042,789.16 = 1,622,805.99 : x - Step 2: Convert to fraction form
2,929,533.93/4,042,789.16 = 1,622,805.99/x - Step 3: Cross multiply
2,929,533.93x = 4,042,789.16 × 1,622,805.99 - Step 4: Simplify right side
2,929,533.93x = 6,560,662,447,966.10 - Step 5: Solve for x
x = 6,560,662,447,966.10/2,929,533.93 - Step 6: Final answer
x = 2,239,490.17
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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.