Finding the Fourth Proportional to 1,179,470.64, 1,766,204.30 and 779,512.08
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Solution
The fourth proportional to 1,179,470.64, 1,766,204.30 and 779,512.08 is: 1,167,284.32
Step by Step Solution
- Step 1: Write the proportion equation
1,179,470.64 : 1,766,204.30 = 779,512.08 : x - Step 2: Convert to fraction form
1,179,470.64/1,766,204.30 = 779,512.08/x - Step 3: Cross multiply
1,179,470.64x = 1,766,204.30 × 779,512.08 - Step 4: Simplify right side
1,179,470.64x = 1,376,777,587,597.94 - Step 5: Solve for x
x = 1,376,777,587,597.94/1,179,470.64 - Step 6: Final answer
x = 1,167,284.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.