Finding the Fourth Proportional to 1,543,568.74, 2,316,143.26 and 734,867.98
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Solution
The fourth proportional to 1,543,568.74, 2,316,143.26 and 734,867.98 is: 1,102,678.15
Step by Step Solution
- Step 1: Write the proportion equation
1,543,568.74 : 2,316,143.26 = 734,867.98 : x - Step 2: Convert to fraction form
1,543,568.74/2,316,143.26 = 734,867.98/x - Step 3: Cross multiply
1,543,568.74x = 2,316,143.26 × 734,867.98 - Step 4: Simplify right side
1,543,568.74x = 1,702,059,518,866.81 - Step 5: Solve for x
x = 1,702,059,518,866.81/1,543,568.74 - Step 6: Final answer
x = 1,102,678.15
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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.