Finding the Fourth Proportional to 2,118,984.99, 3,174,216.48 and 980,148.48
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Solution
The fourth proportional to 2,118,984.99, 3,174,216.48 and 980,148.48 is: 1,468,251.77
Step by Step Solution
- Step 1: Write the proportion equation
2,118,984.99 : 3,174,216.48 = 980,148.48 : x - Step 2: Convert to fraction form
2,118,984.99/3,174,216.48 = 980,148.48/x - Step 3: Cross multiply
2,118,984.99x = 3,174,216.48 × 980,148.48 - Step 4: Simplify right side
2,118,984.99x = 3,111,203,458,062.95 - Step 5: Solve for x
x = 3,111,203,458,062.95/2,118,984.99 - Step 6: Final answer
x = 1,468,251.77
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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.