Finding the Fourth Proportional to 1,994,240.96, 2,751,956.88 and 1,134,720.80
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Solution
The fourth proportional to 1,994,240.96, 2,751,956.88 and 1,134,720.80 is: 1,565,860.28
Step by Step Solution
- Step 1: Write the proportion equation
1,994,240.96 : 2,751,956.88 = 1,134,720.80 : x - Step 2: Convert to fraction form
1,994,240.96/2,751,956.88 = 1,134,720.80/x - Step 3: Cross multiply
1,994,240.96x = 2,751,956.88 × 1,134,720.80 - Step 4: Simplify right side
1,994,240.96x = 3,122,702,712,439.10 - Step 5: Solve for x
x = 3,122,702,712,439.10/1,994,240.96 - Step 6: Final answer
x = 1,565,860.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.