Finding the Fourth Proportional to 2,972,634.57, 4,457,858.11 and 1,026,867.98
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Solution
The fourth proportional to 2,972,634.57, 4,457,858.11 and 1,026,867.98 is: 1,539,924.15
Step by Step Solution
- Step 1: Write the proportion equation
2,972,634.57 : 4,457,858.11 = 1,026,867.98 : x - Step 2: Convert to fraction form
2,972,634.57/4,457,858.11 = 1,026,867.98/x - Step 3: Cross multiply
2,972,634.57x = 4,457,858.11 × 1,026,867.98 - Step 4: Simplify right side
2,972,634.57x = 4,577,631,761,119.79 - Step 5: Solve for x
x = 4,577,631,761,119.79/2,972,634.57 - Step 6: Final answer
x = 1,539,924.15
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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.