Finding the Fourth Proportional to 2,964,570.48, 4,089,604.68 and 1,875,007.08
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Solution
The fourth proportional to 2,964,570.48, 4,089,604.68 and 1,875,007.08 is: 2,586,559.43
Step by Step Solution
- Step 1: Write the proportion equation
2,964,570.48 : 4,089,604.68 = 1,875,007.08 : x - Step 2: Convert to fraction form
2,964,570.48/4,089,604.68 = 1,875,007.08/x - Step 3: Cross multiply
2,964,570.48x = 4,089,604.68 × 1,875,007.08 - Step 4: Simplify right side
2,964,570.48x = 7,668,037,729,401.14 - Step 5: Solve for x
x = 7,668,037,729,401.14/2,964,570.48 - Step 6: Final answer
x = 2,586,559.43
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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.