Finding the Fourth Proportional to 1,982,454.95, 2,970,654.79 and 1,474,559.74
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Solution
The fourth proportional to 1,982,454.95, 2,970,654.79 and 1,474,559.74 is: 2,209,587.64
Step by Step Solution
- Step 1: Write the proportion equation
1,982,454.95 : 2,970,654.79 = 1,474,559.74 : x - Step 2: Convert to fraction form
1,982,454.95/2,970,654.79 = 1,474,559.74/x - Step 3: Cross multiply
1,982,454.95x = 2,970,654.79 × 1,474,559.74 - Step 4: Simplify right side
1,982,454.95x = 4,380,407,939,918.88 - Step 5: Solve for x
x = 4,380,407,939,918.88/1,982,454.95 - Step 6: Final answer
x = 2,209,587.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.