Finding the Fourth Proportional to 4,445,768.16, 6,667,878.48 and 1,250,135.52
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Solution
The fourth proportional to 4,445,768.16, 6,667,878.48 and 1,250,135.52 is: 1,874,985.70
Step by Step Solution
- Step 1: Write the proportion equation
4,445,768.16 : 6,667,878.48 = 1,250,135.52 : x - Step 2: Convert to fraction form
4,445,768.16/6,667,878.48 = 1,250,135.52/x - Step 3: Cross multiply
4,445,768.16x = 6,667,878.48 × 1,250,135.52 - Step 4: Simplify right side
4,445,768.16x = 8,335,751,730,891.61 - Step 5: Solve for x
x = 8,335,751,730,891.61/4,445,768.16 - Step 6: Final answer
x = 1,874,985.70
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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.