Finding the Fourth Proportional to 1,913,171.93, 2,869,923.14 and 493,216.01
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Solution
The fourth proportional to 1,913,171.93, 2,869,923.14 and 493,216.01 is: 739,866.62
Step by Step Solution
- Step 1: Write the proportion equation
1,913,171.93 : 2,869,923.14 = 493,216.01 : x - Step 2: Convert to fraction form
1,913,171.93/2,869,923.14 = 493,216.01/x - Step 3: Cross multiply
1,913,171.93x = 2,869,923.14 × 493,216.01 - Step 4: Simplify right side
1,913,171.93x = 1,415,492,040,117.47 - Step 5: Solve for x
x = 1,415,492,040,117.47/1,913,171.93 - Step 6: Final answer
x = 739,866.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.