Finding the Fourth Proportional to 2,489,617.01, 3,435,998.87 and 1,402,101.19
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Solution
The fourth proportional to 2,489,617.01, 3,435,998.87 and 1,402,101.19 is: 1,935,084.02
Step by Step Solution
- Step 1: Write the proportion equation
2,489,617.01 : 3,435,998.87 = 1,402,101.19 : x - Step 2: Convert to fraction form
2,489,617.01/3,435,998.87 = 1,402,101.19/x - Step 3: Cross multiply
2,489,617.01x = 3,435,998.87 × 1,402,101.19 - Step 4: Simplify right side
2,489,617.01x = 4,817,618,092,938.41 - Step 5: Solve for x
x = 4,817,618,092,938.41/2,489,617.01 - Step 6: Final answer
x = 1,935,084.02
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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.