Finding the Fourth Proportional to 4,282,773.76, 6,412,937.60 and 3,013,730.56
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Solution
The fourth proportional to 4,282,773.76, 6,412,937.60 and 3,013,730.56 is: 4,512,698.34
Step by Step Solution
- Step 1: Write the proportion equation
4,282,773.76 : 6,412,937.60 = 3,013,730.56 : x - Step 2: Convert to fraction form
4,282,773.76/6,412,937.60 = 3,013,730.56/x - Step 3: Cross multiply
4,282,773.76x = 6,412,937.60 × 3,013,730.56 - Step 4: Simplify right side
4,282,773.76x = 19,326,866,024,493.05 - Step 5: Solve for x
x = 19,326,866,024,493.05/4,282,773.76 - Step 6: Final answer
x = 4,512,698.34
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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.