Finding the Fourth Proportional to 7,559,591.68, 11,339,432.62 and 1,879,815.99
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Solution
The fourth proportional to 7,559,591.68, 11,339,432.62 and 1,879,815.99 is: 2,819,735.20
Step by Step Solution
- Step 1: Write the proportion equation
7,559,591.68 : 11,339,432.62 = 1,879,815.99 : x - Step 2: Convert to fraction form
7,559,591.68/11,339,432.62 = 1,879,815.99/x - Step 3: Cross multiply
7,559,591.68x = 11,339,432.62 × 1,879,815.99 - Step 4: Simplify right side
7,559,591.68x = 21,316,046,761,303.13 - Step 5: Solve for x
x = 21,316,046,761,303.13/7,559,591.68 - Step 6: Final answer
x = 2,819,735.20
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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.