Finding the Fourth Proportional to 1,215,395.62, 1,677,159.75 and 671,525.44
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Solution
The fourth proportional to 1,215,395.62, 1,677,159.75 and 671,525.44 is: 926,657.48
Step by Step Solution
- Step 1: Write the proportion equation
1,215,395.62 : 1,677,159.75 = 671,525.44 : x - Step 2: Convert to fraction form
1,215,395.62/1,677,159.75 = 671,525.44/x - Step 3: Cross multiply
1,215,395.62x = 1,677,159.75 × 671,525.44 - Step 4: Simplify right side
1,215,395.62x = 1,126,255,439,069.04 - Step 5: Solve for x
x = 1,126,255,439,069.04/1,215,395.62 - Step 6: Final answer
x = 926,657.48
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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.