Finding the Fourth Proportional to 2,620,569.60, 3,616,384.46 and 1,474,650.99
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Solution
The fourth proportional to 2,620,569.60, 3,616,384.46 and 1,474,650.99 is: 2,035,017.47
Step by Step Solution
- Step 1: Write the proportion equation
2,620,569.60 : 3,616,384.46 = 1,474,650.99 : x - Step 2: Convert to fraction form
2,620,569.60/3,616,384.46 = 1,474,650.99/x - Step 3: Cross multiply
2,620,569.60x = 3,616,384.46 × 1,474,650.99 - Step 4: Simplify right side
2,620,569.60x = 5,332,904,916,786.36 - Step 5: Solve for x
x = 5,332,904,916,786.36/2,620,569.60 - Step 6: Final answer
x = 2,035,017.47
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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.