Finding the Fourth Proportional to 1,954,572.18, 2,918,489.09 and 1,750,853.13
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Solution
The fourth proportional to 1,954,572.18, 2,918,489.09 and 1,750,853.13 is: 2,614,303.94
Step by Step Solution
- Step 1: Write the proportion equation
1,954,572.18 : 2,918,489.09 = 1,750,853.13 : x - Step 2: Convert to fraction form
1,954,572.18/2,918,489.09 = 1,750,853.13/x - Step 3: Cross multiply
1,954,572.18x = 2,918,489.09 × 1,750,853.13 - Step 4: Simplify right side
1,954,572.18x = 5,109,845,749,343.09 - Step 5: Solve for x
x = 5,109,845,749,343.09/1,954,572.18 - Step 6: Final answer
x = 2,614,303.94
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.