Finding the Fourth Proportional to 1,570,299.08, 2,344,811.36 and 1,246,821.26
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Solution
The fourth proportional to 1,570,299.08, 2,344,811.36 and 1,246,821.26 is: 1,861,785.87
Step by Step Solution
- Step 1: Write the proportion equation
1,570,299.08 : 2,344,811.36 = 1,246,821.26 : x - Step 2: Convert to fraction form
1,570,299.08/2,344,811.36 = 1,246,821.26/x - Step 3: Cross multiply
1,570,299.08x = 2,344,811.36 × 1,246,821.26 - Step 4: Simplify right side
1,570,299.08x = 2,923,560,636,379.35 - Step 5: Solve for x
x = 2,923,560,636,379.35/1,570,299.08 - Step 6: Final answer
x = 1,861,785.87
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.