Finding the Fourth Proportional to 2,519,686.95, 3,477,463.19 and 1,432,122.01
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Solution
The fourth proportional to 2,519,686.95, 3,477,463.19 and 1,432,122.01 is: 1,976,496.16
Step by Step Solution
- Step 1: Write the proportion equation
2,519,686.95 : 3,477,463.19 = 1,432,122.01 : x - Step 2: Convert to fraction form
2,519,686.95/3,477,463.19 = 1,432,122.01/x - Step 3: Cross multiply
2,519,686.95x = 3,477,463.19 × 1,432,122.01 - Step 4: Simplify right side
2,519,686.95x = 4,980,151,573,363.81 - Step 5: Solve for x
x = 4,980,151,573,363.81/2,519,686.95 - Step 6: Final answer
x = 1,976,496.16
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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.