Finding the Fourth Proportional to 949,547.94, 1,310,376.11 and 519,828.06
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Solution
The fourth proportional to 949,547.94, 1,310,376.11 and 519,828.06 is: 717,362.69
Step by Step Solution
- Step 1: Write the proportion equation
949,547.94 : 1,310,376.11 = 519,828.06 : x - Step 2: Convert to fraction form
949,547.94/1,310,376.11 = 519,828.06/x - Step 3: Cross multiply
949,547.94x = 1,310,376.11 × 519,828.06 - Step 4: Simplify right side
949,547.94x = 681,170,268,532.51 - Step 5: Solve for x
x = 681,170,268,532.51/949,547.94 - Step 6: Final answer
x = 717,362.69
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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.