Finding the Fourth Proportional to 4,968,644.31, 7,454,541.11 and 1,773,699.75
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Solution
The fourth proportional to 4,968,644.31, 7,454,541.11 and 1,773,699.75 is: 2,661,111.74
Step by Step Solution
- Step 1: Write the proportion equation
4,968,644.31 : 7,454,541.11 = 1,773,699.75 : x - Step 2: Convert to fraction form
4,968,644.31/7,454,541.11 = 1,773,699.75/x - Step 3: Cross multiply
4,968,644.31x = 7,454,541.11 × 1,773,699.75 - Step 4: Simplify right side
4,968,644.31x = 13,222,117,694,303.22 - Step 5: Solve for x
x = 13,222,117,694,303.22/4,968,644.31 - Step 6: Final answer
x = 2,661,111.74
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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.