Finding the Fourth Proportional to 1,567,378.50, 2,349,099.99 and 847,691.52
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Solution
The fourth proportional to 1,567,378.50, 2,349,099.99 and 847,691.52 is: 1,270,473.05
Step by Step Solution
- Step 1: Write the proportion equation
1,567,378.50 : 2,349,099.99 = 847,691.52 : x - Step 2: Convert to fraction form
1,567,378.50/2,349,099.99 = 847,691.52/x - Step 3: Cross multiply
1,567,378.50x = 2,349,099.99 × 847,691.52 - Step 4: Simplify right side
1,567,378.50x = 1,991,312,141,155.09 - Step 5: Solve for x
x = 1,991,312,141,155.09/1,567,378.50 - Step 6: Final answer
x = 1,270,473.05
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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.