Finding the Fourth Proportional to 1,910,416.18, 2,636,396.10 and 1,094,603.49
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Solution
The fourth proportional to 1,910,416.18, 2,636,396.10 and 1,094,603.49 is: 1,510,565.29
Step by Step Solution
- Step 1: Write the proportion equation
1,910,416.18 : 2,636,396.10 = 1,094,603.49 : x - Step 2: Convert to fraction form
1,910,416.18/2,636,396.10 = 1,094,603.49/x - Step 3: Cross multiply
1,910,416.18x = 2,636,396.10 × 1,094,603.49 - Step 4: Simplify right side
1,910,416.18x = 2,885,808,372,082.39 - Step 5: Solve for x
x = 2,885,808,372,082.39/1,910,416.18 - Step 6: Final answer
x = 1,510,565.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.