Finding the Fourth Proportional to 1,417,574.64, 2,125,738.08 and 518,782.80
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Solution
The fourth proportional to 1,417,574.64, 2,125,738.08 and 518,782.80 is: 777,945.88
Step by Step Solution
- Step 1: Write the proportion equation
1,417,574.64 : 2,125,738.08 = 518,782.80 : x - Step 2: Convert to fraction form
1,417,574.64/2,125,738.08 = 518,782.80/x - Step 3: Cross multiply
1,417,574.64x = 2,125,738.08 × 518,782.80 - Step 4: Simplify right side
1,417,574.64x = 1,102,796,353,209.02 - Step 5: Solve for x
x = 1,102,796,353,209.02/1,417,574.64 - Step 6: Final answer
x = 777,945.88
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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.