Finding the Fourth Proportional to 1,401,815, 1,934,503.21 and 757,235.09
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Solution
The fourth proportional to 1,401,815, 1,934,503.21 and 757,235.09 is: 1,044,983.62
Step by Step Solution
- Step 1: Write the proportion equation
1,401,815 : 1,934,503.21 = 757,235.09 : x - Step 2: Convert to fraction form
1,401,815/1,934,503.21 = 757,235.09/x - Step 3: Cross multiply
1,401,815x = 1,934,503.21 × 757,235.09 - Step 4: Simplify right side
1,401,815x = 1,464,873,712,329.64 - Step 5: Solve for x
x = 1,464,873,712,329.64/1,401,815 - Step 6: Final answer
x = 1,044,983.62
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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.