Finding the Fourth Proportional to 2,516,718.74, 3,772,149.76 and 1,437,986.97
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Solution
The fourth proportional to 2,516,718.74, 3,772,149.76 and 1,437,986.97 is: 2,155,307.27
Step by Step Solution
- Step 1: Write the proportion equation
2,516,718.74 : 3,772,149.76 = 1,437,986.97 : x - Step 2: Convert to fraction form
2,516,718.74/3,772,149.76 = 1,437,986.97/x - Step 3: Cross multiply
2,516,718.74x = 3,772,149.76 × 1,437,986.97 - Step 4: Simplify right side
2,516,718.74x = 5,424,302,200,173.66 - Step 5: Solve for x
x = 5,424,302,200,173.66/2,516,718.74 - Step 6: Final answer
x = 2,155,307.27
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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.