Finding the Fourth Proportional to 2,319,030.08, 3,198,642.60 and 2,240,997.92
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Solution
The fourth proportional to 2,319,030.08, 3,198,642.60 and 2,240,997.92 is: 3,091,012.69
Step by Step Solution
- Step 1: Write the proportion equation
2,319,030.08 : 3,198,642.60 = 2,240,997.92 : x - Step 2: Convert to fraction form
2,319,030.08/3,198,642.60 = 2,240,997.92/x - Step 3: Cross multiply
2,319,030.08x = 3,198,642.60 × 2,240,997.92 - Step 4: Simplify right side
2,319,030.08x = 7,168,151,413,423.39 - Step 5: Solve for x
x = 7,168,151,413,423.39/2,319,030.08 - Step 6: Final answer
x = 3,091,012.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.