Finding the Fourth Proportional to 2,674,840.14, 4,011,327.09 and 1,178,115.66
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Solution
The fourth proportional to 2,674,840.14, 4,011,327.09 and 1,178,115.66 is: 1,766,762.50
Step by Step Solution
- Step 1: Write the proportion equation
2,674,840.14 : 4,011,327.09 = 1,178,115.66 : x - Step 2: Convert to fraction form
2,674,840.14/4,011,327.09 = 1,178,115.66/x - Step 3: Cross multiply
2,674,840.14x = 4,011,327.09 × 1,178,115.66 - Step 4: Simplify right side
2,674,840.14x = 4,725,807,262,111.23 - Step 5: Solve for x
x = 4,725,807,262,111.23/2,674,840.14 - Step 6: Final answer
x = 1,766,762.50
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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.