Finding the Fourth Proportional to 2,670,785.67, 3,683,649.87 and 2,298,881.73
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Solution
The fourth proportional to 2,670,785.67, 3,683,649.87 and 2,298,881.73 is: 3,170,705.71
Step by Step Solution
- Step 1: Write the proportion equation
2,670,785.67 : 3,683,649.87 = 2,298,881.73 : x - Step 2: Convert to fraction form
2,670,785.67/3,683,649.87 = 2,298,881.73/x - Step 3: Cross multiply
2,670,785.67x = 3,683,649.87 × 2,298,881.73 - Step 4: Simplify right side
2,670,785.67x = 8,468,275,385,859.88 - Step 5: Solve for x
x = 8,468,275,385,859.88/2,670,785.67 - Step 6: Final answer
x = 3,170,705.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.