Finding the Fourth Proportional to 4,442,938.08, 6,659,920.44 and 1,749,154.08
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Solution
The fourth proportional to 4,442,938.08, 6,659,920.44 and 1,749,154.08 is: 2,621,964.75
Step by Step Solution
- Step 1: Write the proportion equation
4,442,938.08 : 6,659,920.44 = 1,749,154.08 : x - Step 2: Convert to fraction form
4,442,938.08/6,659,920.44 = 1,749,154.08/x - Step 3: Cross multiply
4,442,938.08x = 6,659,920.44 × 1,749,154.08 - Step 4: Simplify right side
4,442,938.08x = 11,649,227,010,101.40 - Step 5: Solve for x
x = 11,649,227,010,101.40/4,442,938.08 - Step 6: Final answer
x = 2,621,964.75
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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.