Finding the Fourth Proportional to 2,323,842.02, 3,206,998.40 and 1,291,345.95
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Solution
The fourth proportional to 2,323,842.02, 3,206,998.40 and 1,291,345.95 is: 1,782,110.99
Step by Step Solution
- Step 1: Write the proportion equation
2,323,842.02 : 3,206,998.40 = 1,291,345.95 : x - Step 2: Convert to fraction form
2,323,842.02/3,206,998.40 = 1,291,345.95/x - Step 3: Cross multiply
2,323,842.02x = 3,206,998.40 × 1,291,345.95 - Step 4: Simplify right side
2,323,842.02x = 4,141,344,395,496.48 - Step 5: Solve for x
x = 4,141,344,395,496.48/2,323,842.02 - Step 6: Final answer
x = 1,782,110.99
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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.