Finding the Fourth Proportional to 1,910,484.96, 2,636,474.04 and 1,051,107.36
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Solution
The fourth proportional to 1,910,484.96, 2,636,474.04 and 1,051,107.36 is: 1,450,530.80
Step by Step Solution
- Step 1: Write the proportion equation
1,910,484.96 : 2,636,474.04 = 1,051,107.36 : x - Step 2: Convert to fraction form
1,910,484.96/2,636,474.04 = 1,051,107.36/x - Step 3: Cross multiply
1,910,484.96x = 2,636,474.04 × 1,051,107.36 - Step 4: Simplify right side
1,910,484.96x = 2,771,217,267,892.93 - Step 5: Solve for x
x = 2,771,217,267,892.93/1,910,484.96 - Step 6: Final answer
x = 1,450,530.80
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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.