Finding the Fourth Proportional to 1,413,054.53, 1,950,030.17 and 768,474.55
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Solution
The fourth proportional to 1,413,054.53, 1,950,030.17 and 768,474.55 is: 1,060,502.99
Step by Step Solution
- Step 1: Write the proportion equation
1,413,054.53 : 1,950,030.17 = 768,474.55 : x - Step 2: Convert to fraction form
1,413,054.53/1,950,030.17 = 768,474.55/x - Step 3: Cross multiply
1,413,054.53x = 1,950,030.17 × 768,474.55 - Step 4: Simplify right side
1,413,054.53x = 1,498,548,557,377.17 - Step 5: Solve for x
x = 1,498,548,557,377.17/1,413,054.53 - Step 6: Final answer
x = 1,060,502.99
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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.