Finding the Fourth Proportional to 5,335,833.08, 8,003,768.49 and 1,292,323.61
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Solution
The fourth proportional to 5,335,833.08, 8,003,768.49 and 1,292,323.61 is: 1,938,489.99
Step by Step Solution
- Step 1: Write the proportion equation
5,335,833.08 : 8,003,768.49 = 1,292,323.61 : x - Step 2: Convert to fraction form
5,335,833.08/8,003,768.49 = 1,292,323.61/x - Step 3: Cross multiply
5,335,833.08x = 8,003,768.49 × 1,292,323.61 - Step 4: Simplify right side
5,335,833.08x = 10,343,459,008,610.47 - Step 5: Solve for x
x = 10,343,459,008,610.47/5,335,833.08 - Step 6: Final answer
x = 1,938,489.99
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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.