Finding the Fourth Proportional to 4,305,965.34, 6,454,511.97 and 1,910,937.90
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Solution
The fourth proportional to 4,305,965.34, 6,454,511.97 and 1,910,937.90 is: 2,864,438.19
Step by Step Solution
- Step 1: Write the proportion equation
4,305,965.34 : 6,454,511.97 = 1,910,937.90 : x - Step 2: Convert to fraction form
4,305,965.34/6,454,511.97 = 1,910,937.90/x - Step 3: Cross multiply
4,305,965.34x = 6,454,511.97 × 1,910,937.90 - Step 4: Simplify right side
4,305,965.34x = 12,334,171,549,476.66 - Step 5: Solve for x
x = 12,334,171,549,476.66/4,305,965.34 - Step 6: Final answer
x = 2,864,438.19
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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.