Finding the Fourth Proportional to 2,994,674.74, 4,127,809.54 and 2,340,163.22
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Solution
The fourth proportional to 2,994,674.74, 4,127,809.54 and 2,340,163.22 is: 3,225,641.82
Step by Step Solution
- Step 1: Write the proportion equation
2,994,674.74 : 4,127,809.54 = 2,340,163.22 : x - Step 2: Convert to fraction form
2,994,674.74/4,127,809.54 = 2,340,163.22/x - Step 3: Cross multiply
2,994,674.74x = 4,127,809.54 × 2,340,163.22 - Step 4: Simplify right side
2,994,674.74x = 9,659,748,064,673.12 - Step 5: Solve for x
x = 9,659,748,064,673.12/2,994,674.74 - Step 6: Final answer
x = 3,225,641.82
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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.