Finding the Fourth Proportional to 5,567,959.28, 8,353,181.64 and 1,781,669.36
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Solution
The fourth proportional to 5,567,959.28, 8,353,181.64 and 1,781,669.36 is: 2,672,901.69
Step by Step Solution
- Step 1: Write the proportion equation
5,567,959.28 : 8,353,181.64 = 1,781,669.36 : x - Step 2: Convert to fraction form
5,567,959.28/8,353,181.64 = 1,781,669.36/x - Step 3: Cross multiply
5,567,959.28x = 8,353,181.64 × 1,781,669.36 - Step 4: Simplify right side
5,567,959.28x = 14,882,607,786,502.55 - Step 5: Solve for x
x = 14,882,607,786,502.55/5,567,959.28 - Step 6: Final answer
x = 2,672,901.69
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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.