Finding the Fourth Proportional to 2,119,083.44, 2,924,371.70 and 1,152,220.26
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Solution
The fourth proportional to 2,119,083.44, 2,924,371.70 and 1,152,220.26 is: 1,590,083.83
Step by Step Solution
- Step 1: Write the proportion equation
2,119,083.44 : 2,924,371.70 = 1,152,220.26 : x - Step 2: Convert to fraction form
2,119,083.44/2,924,371.70 = 1,152,220.26/x - Step 3: Cross multiply
2,119,083.44x = 2,924,371.70 × 1,152,220.26 - Step 4: Simplify right side
2,119,083.44x = 3,369,520,320,510.64 - Step 5: Solve for x
x = 3,369,520,320,510.64/2,119,083.44 - Step 6: Final answer
x = 1,590,083.83
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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.