Finding the Fourth Proportional to 4,814,068.14, 7,220,927.25 and 1,936,326.06
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Solution
The fourth proportional to 4,814,068.14, 7,220,927.25 and 1,936,326.06 is: 2,904,418.72
Step by Step Solution
- Step 1: Write the proportion equation
4,814,068.14 : 7,220,927.25 = 1,936,326.06 : x - Step 2: Convert to fraction form
4,814,068.14/7,220,927.25 = 1,936,326.06/x - Step 3: Cross multiply
4,814,068.14x = 7,220,927.25 × 1,936,326.06 - Step 4: Simplify right side
4,814,068.14x = 13,982,069,611,539.13 - Step 5: Solve for x
x = 13,982,069,611,539.13/4,814,068.14 - Step 6: Final answer
x = 2,904,418.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.