Finding the Fourth Proportional to 2,940,319.84, 4,058,080.56 and 1,795,065.12
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Solution
The fourth proportional to 2,940,319.84, 4,058,080.56 and 1,795,065.12 is: 2,477,457.99
Step by Step Solution
- Step 1: Write the proportion equation
2,940,319.84 : 4,058,080.56 = 1,795,065.12 : x - Step 2: Convert to fraction form
2,940,319.84/4,058,080.56 = 1,795,065.12/x - Step 3: Cross multiply
2,940,319.84x = 4,058,080.56 × 1,795,065.12 - Step 4: Simplify right side
2,940,319.84x = 7,284,518,867,406.07 - Step 5: Solve for x
x = 7,284,518,867,406.07/2,940,319.84 - Step 6: Final answer
x = 2,477,457.99
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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.