Finding the Fourth Proportional to 2,911,916.88, 4,018,745.82 and 1,750,743
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Solution
The fourth proportional to 2,911,916.88, 4,018,745.82 and 1,750,743 is: 2,416,206.03
Step by Step Solution
- Step 1: Write the proportion equation
2,911,916.88 : 4,018,745.82 = 1,750,743 : x - Step 2: Convert to fraction form
2,911,916.88/4,018,745.82 = 1,750,743/x - Step 3: Cross multiply
2,911,916.88x = 4,018,745.82 × 1,750,743 - Step 4: Simplify right side
2,911,916.88x = 7,035,791,113,144.26 - Step 5: Solve for x
x = 7,035,791,113,144.26/2,911,916.88 - Step 6: Final answer
x = 2,416,206.03
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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.