Finding the Fourth Proportional to 1,192,832.04, 1,645,480.84 and 709,053.08
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Solution
The fourth proportional to 1,192,832.04, 1,645,480.84 and 709,053.08 is: 978,120.32
Step by Step Solution
- Step 1: Write the proportion equation
1,192,832.04 : 1,645,480.84 = 709,053.08 : x - Step 2: Convert to fraction form
1,192,832.04/1,645,480.84 = 709,053.08/x - Step 3: Cross multiply
1,192,832.04x = 1,645,480.84 × 709,053.08 - Step 4: Simplify right side
1,192,832.04x = 1,166,733,257,682.99 - Step 5: Solve for x
x = 1,166,733,257,682.99/1,192,832.04 - Step 6: Final answer
x = 978,120.32
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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.