Finding the Fourth Proportional to 1,413,171.09, 1,950,119.96 and 768,590.91
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Solution
The fourth proportional to 1,413,171.09, 1,950,119.96 and 768,590.91 is: 1,060,624.92
Step by Step Solution
- Step 1: Write the proportion equation
1,413,171.09 : 1,950,119.96 = 768,590.91 : x - Step 2: Convert to fraction form
1,413,171.09/1,950,119.96 = 768,590.91/x - Step 3: Cross multiply
1,413,171.09x = 1,950,119.96 × 768,590.91 - Step 4: Simplify right side
1,413,171.09x = 1,498,844,470,822.61 - Step 5: Solve for x
x = 1,498,844,470,822.61/1,413,171.09 - Step 6: Final answer
x = 1,060,624.92
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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.