Finding the Fourth Proportional to 1,864,988.43, 2,573,687.97 and 1,101,091.20
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Solution
The fourth proportional to 1,864,988.43, 2,573,687.97 and 1,101,091.20 is: 1,519,508.18
Step by Step Solution
- Step 1: Write the proportion equation
1,864,988.43 : 2,573,687.97 = 1,101,091.20 : x - Step 2: Convert to fraction form
1,864,988.43/2,573,687.97 = 1,101,091.20/x - Step 3: Cross multiply
1,864,988.43x = 2,573,687.97 × 1,101,091.20 - Step 4: Simplify right side
1,864,988.43x = 2,833,865,175,312.86 - Step 5: Solve for x
x = 2,833,865,175,312.86/1,864,988.43 - Step 6: Final answer
x = 1,519,508.18
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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.