Finding the Fourth Proportional to 2,266,840.08, 3,128,262.12 and 1,248,248.88
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Solution
The fourth proportional to 2,266,840.08, 3,128,262.12 and 1,248,248.88 is: 1,722,596.01
Step by Step Solution
- Step 1: Write the proportion equation
2,266,840.08 : 3,128,262.12 = 1,248,248.88 : x - Step 2: Convert to fraction form
2,266,840.08/3,128,262.12 = 1,248,248.88/x - Step 3: Cross multiply
2,266,840.08x = 3,128,262.12 × 1,248,248.88 - Step 4: Simplify right side
2,266,840.08x = 3,904,849,687,636.43 - Step 5: Solve for x
x = 3,904,849,687,636.43/2,266,840.08 - Step 6: Final answer
x = 1,722,596.01
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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.