Finding the Fourth Proportional to 1,414,690.96, 2,122,106.80 and 403,962.88
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Solution
The fourth proportional to 1,414,690.96, 2,122,106.80 and 403,962.88 is: 605,964.41
Step by Step Solution
- Step 1: Write the proportion equation
1,414,690.96 : 2,122,106.80 = 403,962.88 : x - Step 2: Convert to fraction form
1,414,690.96/2,122,106.80 = 403,962.88/x - Step 3: Cross multiply
1,414,690.96x = 2,122,106.80 × 403,962.88 - Step 4: Simplify right side
1,414,690.96x = 857,252,374,595.58 - Step 5: Solve for x
x = 857,252,374,595.58/1,414,690.96 - Step 6: Final answer
x = 605,964.41
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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.