Finding the Fourth Proportional to 4,194,970.96, 5,785,779.94 and 2,725,353.12
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Solution
The fourth proportional to 4,194,970.96, 5,785,779.94 and 2,725,353.12 is: 3,758,856.39
Step by Step Solution
- Step 1: Write the proportion equation
4,194,970.96 : 5,785,779.94 = 2,725,353.12 : x - Step 2: Convert to fraction form
4,194,970.96/5,785,779.94 = 2,725,353.12/x - Step 3: Cross multiply
4,194,970.96x = 5,785,779.94 × 2,725,353.12 - Step 4: Simplify right side
4,194,970.96x = 15,768,293,411,112.41 - Step 5: Solve for x
x = 15,768,293,411,112.41/4,194,970.96 - Step 6: Final answer
x = 3,758,856.39
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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.