Finding the Fourth Proportional to 2,856,798.09, 3,942,379.08 and 1,567,719.54
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Solution
The fourth proportional to 2,856,798.09, 3,942,379.08 and 1,567,719.54 is: 2,163,451.71
Step by Step Solution
- Step 1: Write the proportion equation
2,856,798.09 : 3,942,379.08 = 1,567,719.54 : x - Step 2: Convert to fraction form
2,856,798.09/3,942,379.08 = 1,567,719.54/x - Step 3: Cross multiply
2,856,798.09x = 3,942,379.08 × 1,567,719.54 - Step 4: Simplify right side
2,856,798.09x = 6,180,544,717,803.22 - Step 5: Solve for x
x = 6,180,544,717,803.22/2,856,798.09 - Step 6: Final answer
x = 2,163,451.71
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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.