Finding the Fourth Proportional to 1,406,692.94, 2,104,011.12 and 1,304,587.58
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Solution
The fourth proportional to 1,406,692.94, 2,104,011.12 and 1,304,587.58 is: 1,951,290.65
Step by Step Solution
- Step 1: Write the proportion equation
1,406,692.94 : 2,104,011.12 = 1,304,587.58 : x - Step 2: Convert to fraction form
1,406,692.94/2,104,011.12 = 1,304,587.58/x - Step 3: Cross multiply
1,406,692.94x = 2,104,011.12 × 1,304,587.58 - Step 4: Simplify right side
1,406,692.94x = 2,744,866,775,333.89 - Step 5: Solve for x
x = 2,744,866,775,333.89/1,406,692.94 - Step 6: Final answer
x = 1,951,290.65
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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.