Finding the Fourth Proportional to 2,903,860.80, 4,004,928.23 and 2,436,881.49
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Solution
The fourth proportional to 2,903,860.80, 4,004,928.23 and 2,436,881.49 is: 3,360,882.68
Step by Step Solution
- Step 1: Write the proportion equation
2,903,860.80 : 4,004,928.23 = 2,436,881.49 : x - Step 2: Convert to fraction form
2,903,860.80/4,004,928.23 = 2,436,881.49/x - Step 3: Cross multiply
2,903,860.80x = 4,004,928.23 × 2,436,881.49 - Step 4: Simplify right side
2,903,860.80x = 9,759,535,460,281.06 - Step 5: Solve for x
x = 9,759,535,460,281.06/2,903,860.80 - Step 6: Final answer
x = 3,360,882.68
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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.