Finding the Fourth Proportional to 1,080,335.84, 1,620,853.68 and 519,297.44
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Solution
The fourth proportional to 1,080,335.84, 1,620,853.68 and 519,297.44 is: 779,114.36
Step by Step Solution
- Step 1: Write the proportion equation
1,080,335.84 : 1,620,853.68 = 519,297.44 : x - Step 2: Convert to fraction form
1,080,335.84/1,620,853.68 = 519,297.44/x - Step 3: Cross multiply
1,080,335.84x = 1,620,853.68 × 519,297.44 - Step 4: Simplify right side
1,080,335.84x = 841,705,166,638.58 - Step 5: Solve for x
x = 841,705,166,638.58/1,080,335.84 - Step 6: Final answer
x = 779,114.36
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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.