Finding the Fourth Proportional to 2,119,110.66, 3,178,665.92 and 623,202.66
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Solution
The fourth proportional to 2,119,110.66, 3,178,665.92 and 623,202.66 is: 934,803.97
Step by Step Solution
- Step 1: Write the proportion equation
2,119,110.66 : 3,178,665.92 = 623,202.66 : x - Step 2: Convert to fraction form
2,119,110.66/3,178,665.92 = 623,202.66/x - Step 3: Cross multiply
2,119,110.66x = 3,178,665.92 × 623,202.66 - Step 4: Simplify right side
2,119,110.66x = 1,980,953,058,153.35 - Step 5: Solve for x
x = 1,980,953,058,153.35/2,119,110.66 - Step 6: Final answer
x = 934,803.97
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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.