Finding the Fourth Proportional to 5,221,352.06, 7,205,921.79 and 3,046,595.84
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Solution
The fourth proportional to 5,221,352.06, 7,205,921.79 and 3,046,595.84 is: 4,204,568.30
Step by Step Solution
- Step 1: Write the proportion equation
5,221,352.06 : 7,205,921.79 = 3,046,595.84 : x - Step 2: Convert to fraction form
5,221,352.06/7,205,921.79 = 3,046,595.84/x - Step 3: Cross multiply
5,221,352.06x = 7,205,921.79 × 3,046,595.84 - Step 4: Simplify right side
5,221,352.06x = 21,953,531,348,779.35 - Step 5: Solve for x
x = 21,953,531,348,779.35/5,221,352.06 - Step 6: Final answer
x = 4,204,568.30
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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.