Finding the Fourth Proportional to 1,413,053.53, 1,950,028.79 and 768,473.55
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Solution
The fourth proportional to 1,413,053.53, 1,950,028.79 and 768,473.55 is: 1,060,501.61
Step by Step Solution
- Step 1: Write the proportion equation
1,413,053.53 : 1,950,028.79 = 768,473.55 : x - Step 2: Convert to fraction form
1,413,053.53/1,950,028.79 = 768,473.55/x - Step 3: Cross multiply
1,413,053.53x = 1,950,028.79 × 768,473.55 - Step 4: Simplify right side
1,413,053.53x = 1,498,545,546,853.50 - Step 5: Solve for x
x = 1,498,545,546,853.50/1,413,053.53 - Step 6: Final answer
x = 1,060,501.61
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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.