Finding the Fourth Proportional to 1,095,108.05, 1,643,082.75 and 771,206.99
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Solution
The fourth proportional to 1,095,108.05, 1,643,082.75 and 771,206.99 is: 1,157,106.73
Step by Step Solution
- Step 1: Write the proportion equation
1,095,108.05 : 1,643,082.75 = 771,206.99 : x - Step 2: Convert to fraction form
1,095,108.05/1,643,082.75 = 771,206.99/x - Step 3: Cross multiply
1,095,108.05x = 1,643,082.75 × 771,206.99 - Step 4: Simplify right side
1,095,108.05x = 1,267,156,893,733.01 - Step 5: Solve for x
x = 1,267,156,893,733.01/1,095,108.05 - Step 6: Final answer
x = 1,157,106.73
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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.