Finding the Fourth Proportional to 949,754.17, 1,310,661.09 and 520,061.52
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Solution
The fourth proportional to 949,754.17, 1,310,661.09 and 520,061.52 is: 717,685.09
Step by Step Solution
- Step 1: Write the proportion equation
949,754.17 : 1,310,661.09 = 520,061.52 : x - Step 2: Convert to fraction form
949,754.17/1,310,661.09 = 520,061.52/x - Step 3: Cross multiply
949,754.17x = 1,310,661.09 × 520,061.52 - Step 4: Simplify right side
949,754.17x = 681,624,403,585.24 - Step 5: Solve for x
x = 681,624,403,585.24/949,754.17 - Step 6: Final answer
x = 717,685.09
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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.