Finding the Fourth Proportional to 2,866,323.24, 3,955,521.60 and 1,720,408.68
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Solution
The fourth proportional to 2,866,323.24, 3,955,521.60 and 1,720,408.68 is: 2,374,161.29
Step by Step Solution
- Step 1: Write the proportion equation
2,866,323.24 : 3,955,521.60 = 1,720,408.68 : x - Step 2: Convert to fraction form
2,866,323.24/3,955,521.60 = 1,720,408.68/x - Step 3: Cross multiply
2,866,323.24x = 3,955,521.60 × 1,720,408.68 - Step 4: Simplify right side
2,866,323.24x = 6,805,113,694,567.49 - Step 5: Solve for x
x = 6,805,113,694,567.49/2,866,323.24 - Step 6: Final answer
x = 2,374,161.29
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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.