Finding the Fourth Proportional to 1,912,126.06, 2,864,579.11 and 1,480,584.39
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Solution
The fourth proportional to 1,912,126.06, 2,864,579.11 and 1,480,584.39 is: 2,218,081.32
Step by Step Solution
- Step 1: Write the proportion equation
1,912,126.06 : 2,864,579.11 = 1,480,584.39 : x - Step 2: Convert to fraction form
1,912,126.06/2,864,579.11 = 1,480,584.39/x - Step 3: Cross multiply
1,912,126.06x = 2,864,579.11 × 1,480,584.39 - Step 4: Simplify right side
1,912,126.06x = 4,241,251,099,742.46 - Step 5: Solve for x
x = 4,241,251,099,742.46/1,912,126.06 - Step 6: Final answer
x = 2,218,081.32
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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.