Finding the Fourth Proportional to 2,266,864.08, 3,128,295.24 and 1,248,272.88
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Solution
The fourth proportional to 2,266,864.08, 3,128,295.24 and 1,248,272.88 is: 1,722,629.13
Step by Step Solution
- Step 1: Write the proportion equation
2,266,864.08 : 3,128,295.24 = 1,248,272.88 : x - Step 2: Convert to fraction form
2,266,864.08/3,128,295.24 = 1,248,272.88/x - Step 3: Cross multiply
2,266,864.08x = 3,128,295.24 × 1,248,272.88 - Step 4: Simplify right side
2,266,864.08x = 3,904,966,108,725.09 - Step 5: Solve for x
x = 3,904,966,108,725.09/2,266,864.08 - Step 6: Final answer
x = 1,722,629.13
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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.