Finding the Fourth Proportional to 2,813,026.09, 3,881,972.49 and 1,523,871.80
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Solution
The fourth proportional to 2,813,026.09, 3,881,972.49 and 1,523,871.80 is: 2,102,941.18
Step by Step Solution
- Step 1: Write the proportion equation
2,813,026.09 : 3,881,972.49 = 1,523,871.80 : x - Step 2: Convert to fraction form
2,813,026.09/3,881,972.49 = 1,523,871.80/x - Step 3: Cross multiply
2,813,026.09x = 3,881,972.49 × 1,523,871.80 - Step 4: Simplify right side
2,813,026.09x = 5,915,628,405,886.78 - Step 5: Solve for x
x = 5,915,628,405,886.78/2,813,026.09 - Step 6: Final answer
x = 2,102,941.18
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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.