Finding the Fourth Proportional to 5,615,239.87, 7,749,030.90 and 3,036,920.62
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Solution
The fourth proportional to 5,615,239.87, 7,749,030.90 and 3,036,920.62 is: 4,190,950.39
Step by Step Solution
- Step 1: Write the proportion equation
5,615,239.87 : 7,749,030.90 = 3,036,920.62 : x - Step 2: Convert to fraction form
5,615,239.87/7,749,030.90 = 3,036,920.62/x - Step 3: Cross multiply
5,615,239.87x = 7,749,030.90 × 3,036,920.62 - Step 4: Simplify right side
5,615,239.87x = 23,533,191,725,227.16 - Step 5: Solve for x
x = 23,533,191,725,227.16/5,615,239.87 - Step 6: Final answer
x = 4,190,950.39
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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.