Finding the Fourth Proportional to 4,202,287.05, 6,303,430.58 and 3,830,278.35
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Solution
The fourth proportional to 4,202,287.05, 6,303,430.58 and 3,830,278.35 is: 5,745,417.53
Step by Step Solution
- Step 1: Write the proportion equation
4,202,287.05 : 6,303,430.58 = 3,830,278.35 : x - Step 2: Convert to fraction form
4,202,287.05/6,303,430.58 = 3,830,278.35/x - Step 3: Cross multiply
4,202,287.05x = 6,303,430.58 × 3,830,278.35 - Step 4: Simplify right side
4,202,287.05x = 24,143,893,662,150.55 - Step 5: Solve for x
x = 24,143,893,662,150.55/4,202,287.05 - Step 6: Final answer
x = 5,745,417.53
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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.