Finding the Fourth Proportional to 1,260,828.98, 1,739,873.09 and 717,097.04
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Solution
The fourth proportional to 1,260,828.98, 1,739,873.09 and 717,097.04 is: 989,553.59
Step by Step Solution
- Step 1: Write the proportion equation
1,260,828.98 : 1,739,873.09 = 717,097.04 : x - Step 2: Convert to fraction form
1,260,828.98/1,739,873.09 = 717,097.04/x - Step 3: Cross multiply
1,260,828.98x = 1,739,873.09 × 717,097.04 - Step 4: Simplify right side
1,260,828.98x = 1,247,657,839,229.17 - Step 5: Solve for x
x = 1,247,657,839,229.17/1,260,828.98 - Step 6: Final answer
x = 989,553.59
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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.