Finding the Fourth Proportional to 5,238,701.66, 7,863,120.41 and 3,781,250.70
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Solution
The fourth proportional to 5,238,701.66, 7,863,120.41 and 3,781,250.70 is: 5,675,534.03
Step by Step Solution
- Step 1: Write the proportion equation
5,238,701.66 : 7,863,120.41 = 3,781,250.70 : x - Step 2: Convert to fraction form
5,238,701.66/7,863,120.41 = 3,781,250.70/x - Step 3: Cross multiply
5,238,701.66x = 7,863,120.41 × 3,781,250.70 - Step 4: Simplify right side
5,238,701.66x = 29,732,429,535,590.54 - Step 5: Solve for x
x = 29,732,429,535,590.54/5,238,701.66 - Step 6: Final answer
x = 5,675,534.03
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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.