Finding the Fourth Proportional to 2,116,735.30, 3,175,102.95 and 1,975,017.70
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Solution
The fourth proportional to 2,116,735.30, 3,175,102.95 and 1,975,017.70 is: 2,962,526.55
Step by Step Solution
- Step 1: Write the proportion equation
2,116,735.30 : 3,175,102.95 = 1,975,017.70 : x - Step 2: Convert to fraction form
2,116,735.30/3,175,102.95 = 1,975,017.70/x - Step 3: Cross multiply
2,116,735.30x = 3,175,102.95 × 1,975,017.70 - Step 4: Simplify right side
2,116,735.30x = 6,270,884,525,572.22 - Step 5: Solve for x
x = 6,270,884,525,572.22/2,116,735.30 - Step 6: Final answer
x = 2,962,526.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.