Finding the Fourth Proportional to 4,653,346.40, 6,980,107.08 and 1,458,401.84
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Solution
The fourth proportional to 4,653,346.40, 6,980,107.08 and 1,458,401.84 is: 2,187,630.18
Step by Step Solution
- Step 1: Write the proportion equation
4,653,346.40 : 6,980,107.08 = 1,458,401.84 : x - Step 2: Convert to fraction form
4,653,346.40/6,980,107.08 = 1,458,401.84/x - Step 3: Cross multiply
4,653,346.40x = 6,980,107.08 × 1,458,401.84 - Step 4: Simplify right side
4,653,346.40x = 10,179,801,008,869.03 - Step 5: Solve for x
x = 10,179,801,008,869.03/4,653,346.40 - Step 6: Final answer
x = 2,187,630.18
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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.